72918307

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2861}}^1$

素因数の和:3210

約数の個数: 16

約数和(自身を含む): 91217664

約数和(自身を除く): 18299357

約数列:

[1, 7, 11, 77, 331, 2317, 2861, 3641, 20027, 25487, 31471, 220297, 946991, 6628937, 10416901, 72918307]

約数ペア:

[(1, 72918307), (7, 10416901), (11, 6628937), (77, 946991), (331, 220297), (2317, 31471), (2861, 25487), (3641, 20027)]