71738821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2213}}^1$

素因数の和:2652

約数の個数: 16

約数和(自身を含む): 89693568

約数和(自身を除く): 17954747

約数列:

[1, 7, 11, 77, 421, 2213, 2947, 4631, 15491, 24343, 32417, 170401, 931673, 6521711, 10248403, 71738821]

約数ペア:

[(1, 71738821), (7, 10248403), (11, 6521711), (77, 931673), (421, 170401), (2213, 32417), (2947, 24343), (4631, 15491)]