81317886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{3847}}^1$

素因数の和:4136

約数の個数: 32

約数和(自身を含む): 175838208

約数和(自身を除く): 94520322

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271, 542, 813, 1626, 3523, 3847, 7046, 7694, 10569, 11541, 21138, 23082, 50011, 100022, 150033, 300066, 1042537, 2085074, 3127611, 6255222, 13552981, 27105962, 40658943, 81317886]

約数ペア:

[(1, 81317886), (2, 40658943), (3, 27105962), (6, 13552981), (13, 6255222), (26, 3127611), (39, 2085074), (78, 1042537), (271, 300066), (542, 150033), (813, 100022), (1626, 50011), (3523, 23082), (3847, 21138), (7046, 11541), (7694, 10569)]