39898404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 130865280

約数和(自身を除く): 90966876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 494, 532, 546, 641, 684, 741, 798, 819, 988, 1092, 1197, 1282, 1482, 1596, 1638, 1729, 1923, 2223, 2394, 2564, 2964, 3276, 3458, 3846, 4446, 4487, 4788, 5187, 5769, 6916, 7692, 8333, 8892, 8974, 10374, 11538, 12179, 13461, 15561, 16666, 17948, 20748, 23076, 24358, 24999, 26922, 31122, 33332, 36537, 40383, 48716, 49998, 53844, 58331, 62244, 73074, 74997, 80766, 85253, 99996, 109611, 116662, 146148, 149994, 158327, 161532, 170506, 174993, 219222, 233324, 255759, 299988, 316654, 341012, 349986, 438444, 474981, 511518, 524979, 633308, 699972, 767277, 949962, 1023036, 1049958, 1108289, 1424943, 1534554, 1899924, 2099916, 2216578, 2849886, 3069108, 3324867, 4433156, 5699772, 6649734, 9974601, 13299468, 19949202, 39898404]

約数ペア:

[(1, 39898404), (2, 19949202), (3, 13299468), (4, 9974601), (6, 6649734), (7, 5699772), (9, 4433156), (12, 3324867), (13, 3069108), (14, 2849886), (18, 2216578), (19, 2099916), (21, 1899924), (26, 1534554), (28, 1424943), (36, 1108289), (38, 1049958), (39, 1023036), (42, 949962), (52, 767277), (57, 699972), (63, 633308), (76, 524979), (78, 511518), (84, 474981), (91, 438444), (114, 349986), (117, 341012), (126, 316654), (133, 299988), (156, 255759), (171, 233324), (182, 219222), (228, 174993), (234, 170506), (247, 161532), (252, 158327), (266, 149994), (273, 146148), (342, 116662), (364, 109611), (399, 99996), (468, 85253), (494, 80766), (532, 74997), (546, 73074), (641, 62244), (684, 58331), (741, 53844), (798, 49998), (819, 48716), (988, 40383), (1092, 36537), (1197, 33332), (1282, 31122), (1482, 26922), (1596, 24999), (1638, 24358), (1729, 23076), (1923, 20748), (2223, 17948), (2394, 16666), (2564, 15561), (2964, 13461), (3276, 12179), (3458, 11538), (3846, 10374), (4446, 8974), (4487, 8892), (4788, 8333), (5187, 7692), (5769, 6916)]