13123357

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 15430560

約数和(自身を除く): 2307203

約数列:

[1, 13, 19, 61, 67, 169, 247, 793, 871, 1159, 1273, 3211, 4087, 10309, 11323, 15067, 16549, 53131, 77653, 195871, 215137, 690703, 1009489, 13123357]

約数ペア:

[(1, 13123357), (13, 1009489), (19, 690703), (61, 215137), (67, 195871), (169, 77653), (247, 53131), (793, 16549), (871, 15067), (1159, 11323), (1273, 10309), (3211, 4087)]