257991473

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{2729}}^1$

素因数の和:2896

約数の個数: 16

約数和(自身を含む): 280687680

約数和(自身を除く): 22696207

約数列:

[1, 17, 67, 83, 1139, 1411, 2729, 5561, 46393, 94537, 182843, 226507, 3108331, 3850619, 15175969, 257991473]

約数ペア:

[(1, 257991473), (17, 15175969), (67, 3850619), (83, 3108331), (1139, 226507), (1411, 182843), (2729, 94537), (5561, 46393)]