28656463

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 32366880

約数和(自身を除く): 3710417

約数列:

[1, 11, 37, 181, 389, 407, 1991, 4279, 6697, 14393, 70409, 73667, 158323, 774499, 2605133, 28656463]

約数ペア:

[(1, 28656463), (11, 2605133), (37, 774499), (181, 158323), (389, 73667), (407, 70409), (1991, 14393), (4279, 6697)]