721714389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{193541}}^1$

素因数の和:193668

約数の個数: 16

約数和(自身を含む): 1059061824

約数和(自身を除く): 337347435

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 193541, 580623, 2128951, 6386853, 21870133, 65610399, 240571463, 721714389]

約数ペア:

[(1, 721714389), (3, 240571463), (11, 65610399), (33, 21870133), (113, 6386853), (339, 2128951), (1243, 580623), (3729, 193541)]