15677790499

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1\times {\mathrm{947}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 18428391936

約数和(自身を除く): 2750601437

約数列:

[1, 7, 61, 137, 283, 427, 947, 959, 1981, 6629, 8357, 17263, 38771, 57767, 58499, 120841, 129739, 268001, 271397, 404369, 908173, 1876007, 2365031, 7914079, 16348061, 16555217, 36716137, 55398553, 114436427, 257012959, 2239684357, 15677790499]

約数ペア:

[(1, 15677790499), (7, 2239684357), (61, 257012959), (137, 114436427), (283, 55398553), (427, 36716137), (947, 16555217), (959, 16348061), (1981, 7914079), (6629, 2365031), (8357, 1876007), (17263, 908173), (38771, 404369), (57767, 271397), (58499, 268001), (120841, 129739)]