81589921

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{3119}}^1$

素因数の和:3264

約数の個数: 16

約数和(自身を含む): 96744960

約数和(自身を除く): 15155039

約数列:

[1, 7, 37, 101, 259, 707, 3119, 3737, 21833, 26159, 115403, 315019, 807821, 2205133, 11655703, 81589921]

約数ペア:

[(1, 81589921), (7, 11655703), (37, 2205133), (101, 807821), (259, 315019), (707, 115403), (3119, 26159), (3737, 21833)]