1221975651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{62791}}^1$

素因数の和:63306

約数の個数: 16

約数和(自身を含む): 1758176000

約数和(自身を除く): 536200349

約数列:

[1, 3, 13, 39, 499, 1497, 6487, 19461, 62791, 188373, 816283, 2448849, 31332709, 93998127, 407325217, 1221975651]

約数ペア:

[(1, 1221975651), (3, 407325217), (13, 93998127), (39, 31332709), (499, 2448849), (1497, 816283), (6487, 188373), (19461, 62791)]