81911816

素因数分解:

$2^3\times 7^1\times {\mathrm{1462711}}^1$

素因数の和:1462724

約数の個数: 16

約数和(自身を含む): 175525440

約数和(自身を除く): 93613624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1462711, 2925422, 5850844, 10238977, 11701688, 20477954, 40955908, 81911816]

約数ペア:

[(1, 81911816), (2, 40955908), (4, 20477954), (7, 11701688), (8, 10238977), (14, 5850844), (28, 2925422), (56, 1462711)]