781331447

素因数分解:

${\mathrm{13}}^2\times {\mathrm{1117}}^1\times {\mathrm{4139}}^1$

素因数の和:5282

約数の個数: 12

約数和(自身を含む): 847019160

約数和(自身を除く): 65687713

約数列:

[1, 13, 169, 1117, 4139, 14521, 53807, 188773, 699491, 4623263, 60102419, 781331447]

約数ペア:

[(1, 781331447), (13, 60102419), (169, 4623263), (1117, 699491), (4139, 188773), (14521, 53807)]