12643319

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 14219520

約数和(自身を除く): 1576201

約数列:

[1, 13, 31, 137, 229, 403, 1781, 2977, 4247, 7099, 31373, 55211, 92287, 407849, 972563, 12643319]

約数ペア:

[(1, 12643319), (13, 972563), (31, 407849), (137, 92287), (229, 55211), (403, 31373), (1781, 7099), (2977, 4247)]