71310418

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1277

約数の個数: 16

約数和(自身を含む): 108217944

約数和(自身を除く): 36907526

約数列:

[1, 2, 137, 274, 317, 634, 821, 1642, 43429, 86858, 112477, 224954, 260257, 520514, 35655209, 71310418]

約数ペア:

[(1, 71310418), (2, 35655209), (137, 520514), (274, 260257), (317, 224954), (634, 112477), (821, 86858), (1642, 43429)]