81158279

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 86749440

約数和(自身を除く): 5591161

約数列:

[1, 31, 37, 173, 409, 1147, 5363, 6401, 12679, 15133, 70757, 198431, 469123, 2193467, 2618009, 81158279]

約数ペア:

[(1, 81158279), (31, 2618009), (37, 2193467), (173, 469123), (409, 198431), (1147, 70757), (5363, 15133), (6401, 12679)]