31252494

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 85617648

約数和(自身を除く): 54365154

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 37, 39, 42, 49, 51, 74, 78, 91, 98, 102, 111, 119, 147, 169, 182, 221, 222, 238, 259, 273, 294, 338, 357, 442, 481, 507, 518, 546, 629, 637, 663, 714, 777, 833, 962, 1014, 1183, 1258, 1274, 1326, 1443, 1547, 1554, 1666, 1813, 1887, 1911, 2366, 2499, 2873, 2886, 3094, 3367, 3549, 3626, 3774, 3822, 4403, 4641, 4998, 5439, 5746, 6253, 6734, 7098, 8177, 8281, 8619, 8806, 9282, 10101, 10829, 10878, 12506, 13209, 16354, 16562, 17238, 18759, 20111, 20202, 21658, 23569, 24531, 24843, 26418, 30821, 32487, 37518, 40222, 43771, 47138, 49062, 49686, 57239, 60333, 61642, 64974, 70707, 87542, 92463, 106301, 114478, 120666, 131313, 140777, 141414, 171717, 184926, 212602, 262626, 281554, 306397, 318903, 343434, 400673, 422331, 612794, 637806, 744107, 801346, 844662, 919191, 1202019, 1488214, 1838382, 2232321, 2404038, 4464642, 5208749, 10417498, 15626247, 31252494]

約数ペア:

[(1, 31252494), (2, 15626247), (3, 10417498), (6, 5208749), (7, 4464642), (13, 2404038), (14, 2232321), (17, 1838382), (21, 1488214), (26, 1202019), (34, 919191), (37, 844662), (39, 801346), (42, 744107), (49, 637806), (51, 612794), (74, 422331), (78, 400673), (91, 343434), (98, 318903), (102, 306397), (111, 281554), (119, 262626), (147, 212602), (169, 184926), (182, 171717), (221, 141414), (222, 140777), (238, 131313), (259, 120666), (273, 114478), (294, 106301), (338, 92463), (357, 87542), (442, 70707), (481, 64974), (507, 61642), (518, 60333), (546, 57239), (629, 49686), (637, 49062), (663, 47138), (714, 43771), (777, 40222), (833, 37518), (962, 32487), (1014, 30821), (1183, 26418), (1258, 24843), (1274, 24531), (1326, 23569), (1443, 21658), (1547, 20202), (1554, 20111), (1666, 18759), (1813, 17238), (1887, 16562), (1911, 16354), (2366, 13209), (2499, 12506), (2873, 10878), (2886, 10829), (3094, 10101), (3367, 9282), (3549, 8806), (3626, 8619), (3774, 8281), (3822, 8177), (4403, 7098), (4641, 6734), (4998, 6253), (5439, 5746)]