131320004

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{2689}}^1$

素因数の和:3143

約数の個数: 24

約数和(自身を含む): 238387800

約数和(自身を除く): 107067796

約数列:

[1, 2, 4, 29, 58, 116, 421, 842, 1684, 2689, 5378, 10756, 12209, 24418, 48836, 77981, 155962, 311924, 1132069, 2264138, 4528276, 32830001, 65660002, 131320004]

約数ペア:

[(1, 131320004), (2, 65660002), (4, 32830001), (29, 4528276), (58, 2264138), (116, 1132069), (421, 311924), (842, 155962), (1684, 77981), (2689, 48836), (5378, 24418), (10756, 12209)]