15917694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 20854146

約数列:

[1, 2, 3, 6, 13, 26, 29, 31, 39, 58, 62, 78, 87, 93, 174, 186, 227, 377, 403, 454, 681, 754, 806, 899, 1131, 1209, 1362, 1798, 2262, 2418, 2697, 2951, 5394, 5902, 6583, 7037, 8853, 11687, 13166, 14074, 17706, 19749, 21111, 23374, 35061, 39498, 42222, 70122, 85579, 91481, 171158, 182962, 204073, 256737, 274443, 408146, 513474, 548886, 612219, 1224438, 2652949, 5305898, 7958847, 15917694]

約数ペア:

[(1, 15917694), (2, 7958847), (3, 5305898), (6, 2652949), (13, 1224438), (26, 612219), (29, 548886), (31, 513474), (39, 408146), (58, 274443), (62, 256737), (78, 204073), (87, 182962), (93, 171158), (174, 91481), (186, 85579), (227, 70122), (377, 42222), (403, 39498), (454, 35061), (681, 23374), (754, 21111), (806, 19749), (899, 17706), (1131, 14074), (1209, 13166), (1362, 11687), (1798, 8853), (2262, 7037), (2418, 6583), (2697, 5902), (2951, 5394)]