65281986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 193489920

約数和(自身を除く): 128207934

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 33, 37, 38, 42, 57, 63, 66, 67, 74, 77, 99, 111, 114, 126, 133, 134, 154, 171, 198, 201, 209, 222, 231, 259, 266, 333, 342, 399, 402, 407, 418, 462, 469, 518, 603, 627, 666, 693, 703, 737, 777, 798, 814, 938, 1197, 1206, 1221, 1254, 1273, 1386, 1406, 1407, 1463, 1474, 1554, 1881, 2109, 2211, 2331, 2394, 2442, 2479, 2546, 2814, 2849, 2926, 3663, 3762, 3819, 4218, 4221, 4389, 4422, 4662, 4921, 4958, 5159, 5698, 6327, 6633, 7326, 7437, 7638, 7733, 8442, 8547, 8778, 8911, 9842, 10318, 11457, 12654, 13167, 13266, 14003, 14763, 14874, 15466, 15477, 17094, 17353, 17822, 22311, 22914, 23199, 25641, 26334, 26733, 27269, 28006, 29526, 30954, 34706, 42009, 44289, 44622, 46398, 46431, 47101, 51282, 52059, 53466, 54131, 54538, 69597, 80199, 81807, 84018, 88578, 92862, 94202, 98021, 104118, 108262, 126027, 139194, 141303, 156177, 160398, 162393, 163614, 190883, 196042, 245421, 252054, 282606, 294063, 312354, 324786, 329707, 381766, 423909, 487179, 490842, 518111, 572649, 588126, 659414, 847818, 882189, 974358, 989121, 1036222, 1145298, 1554333, 1717947, 1764378, 1978242, 2967363, 3108666, 3435894, 3626777, 4662999, 5934726, 7253554, 9325998, 10880331, 21760662, 32640993, 65281986]

約数ペア:

[(1, 65281986), (2, 32640993), (3, 21760662), (6, 10880331), (7, 9325998), (9, 7253554), (11, 5934726), (14, 4662999), (18, 3626777), (19, 3435894), (21, 3108666), (22, 2967363), (33, 1978242), (37, 1764378), (38, 1717947), (42, 1554333), (57, 1145298), (63, 1036222), (66, 989121), (67, 974358), (74, 882189), (77, 847818), (99, 659414), (111, 588126), (114, 572649), (126, 518111), (133, 490842), (134, 487179), (154, 423909), (171, 381766), (198, 329707), (201, 324786), (209, 312354), (222, 294063), (231, 282606), (259, 252054), (266, 245421), (333, 196042), (342, 190883), (399, 163614), (402, 162393), (407, 160398), (418, 156177), (462, 141303), (469, 139194), (518, 126027), (603, 108262), (627, 104118), (666, 98021), (693, 94202), (703, 92862), (737, 88578), (777, 84018), (798, 81807), (814, 80199), (938, 69597), (1197, 54538), (1206, 54131), (1221, 53466), (1254, 52059), (1273, 51282), (1386, 47101), (1406, 46431), (1407, 46398), (1463, 44622), (1474, 44289), (1554, 42009), (1881, 34706), (2109, 30954), (2211, 29526), (2331, 28006), (2394, 27269), (2442, 26733), (2479, 26334), (2546, 25641), (2814, 23199), (2849, 22914), (2926, 22311), (3663, 17822), (3762, 17353), (3819, 17094), (4218, 15477), (4221, 15466), (4389, 14874), (4422, 14763), (4662, 14003), (4921, 13266), (4958, 13167), (5159, 12654), (5698, 11457), (6327, 10318), (6633, 9842), (7326, 8911), (7437, 8778), (7638, 8547), (7733, 8442)]