66628521

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{31237}}^1$

素因数の和:31325

約数の個数: 16

約数和(自身を含む): 99961600

約数和(自身を除く): 33333079

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 31237, 93711, 281133, 843399, 2467723, 7403169, 22209507, 66628521]

約数ペア:

[(1, 66628521), (3, 22209507), (9, 7403169), (27, 2467723), (79, 843399), (237, 281133), (711, 93711), (2133, 31237)]