3918275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 5230320

約数和(自身を除く): 1312045

約数列:

[1, 5, 19, 25, 73, 95, 113, 365, 475, 565, 1387, 1825, 2147, 2825, 6935, 8249, 10735, 34675, 41245, 53675, 156731, 206225, 783655, 3918275]

約数ペア:

[(1, 3918275), (5, 783655), (19, 206225), (25, 156731), (73, 53675), (95, 41245), (113, 34675), (365, 10735), (475, 8249), (565, 6935), (1387, 2825), (1825, 2147)]