71991232947

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{86011031}}^1$

素因数の和:86011071

約数の個数: 16

約数和(自身を含む): 110094120960

約数和(自身を除く): 38102888013

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 86011031, 258033093, 774099279, 2322297837, 2666341961, 7999025883, 23997077649, 71991232947]

約数ペア:

[(1, 71991232947), (3, 23997077649), (9, 7999025883), (27, 2666341961), (31, 2322297837), (93, 774099279), (279, 258033093), (837, 86011031)]