28646499

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2389}}^1$

素因数の和:2970

約数の個数: 16

約数和(自身を含む): 43746560

約数和(自身を除く): 15100061

約数列:

[1, 3, 7, 21, 571, 1713, 2389, 3997, 7167, 11991, 16723, 50169, 1364119, 4092357, 9548833, 28646499]

約数ペア:

[(1, 28646499), (3, 9548833), (7, 4092357), (21, 1364119), (571, 50169), (1713, 16723), (2389, 11991), (3997, 7167)]