7890655

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 9874368

約数和(自身を除く): 1983713

約数列:

[1, 5, 41, 61, 205, 305, 631, 2501, 3155, 12505, 25871, 38491, 129355, 192455, 1578131, 7890655]

約数ペア:

[(1, 7890655), (5, 1578131), (41, 192455), (61, 129355), (205, 38491), (305, 25871), (631, 12505), (2501, 3155)]