15581943

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 9577737

約数列:

[1, 3, 9, 13, 27, 39, 103, 117, 309, 351, 431, 927, 1293, 1339, 2781, 3879, 4017, 5603, 11637, 12051, 16809, 36153, 44393, 50427, 133179, 151281, 399537, 577109, 1198611, 1731327, 5193981, 15581943]

約数ペア:

[(1, 15581943), (3, 5193981), (9, 1731327), (13, 1198611), (27, 577109), (39, 399537), (103, 151281), (117, 133179), (309, 50427), (351, 44393), (431, 36153), (927, 16809), (1293, 12051), (1339, 11637), (2781, 5603), (3879, 4017)]