156932321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 207986688

約数和(自身を除く): 51054367

約数列:

[1, 7, 13, 17, 61, 91, 119, 221, 427, 793, 1037, 1547, 1663, 5551, 7259, 11641, 13481, 21619, 28271, 94367, 101443, 151333, 197897, 367523, 710101, 1318759, 1724531, 2572661, 9231313, 12071717, 22418903, 156932321]

約数ペア:

[(1, 156932321), (7, 22418903), (13, 12071717), (17, 9231313), (61, 2572661), (91, 1724531), (119, 1318759), (221, 710101), (427, 367523), (793, 197897), (1037, 151333), (1547, 101443), (1663, 94367), (5551, 28271), (7259, 21619), (11641, 13481)]