233221456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1121257}}^1$

素因数の和:1121278

約数の個数: 20

約数和(自身を含む): 486625972

約数和(自身を除く): 253404516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1121257, 2242514, 4485028, 8970056, 14576341, 17940112, 29152682, 58305364, 116610728, 233221456]

約数ペア:

[(1, 233221456), (2, 116610728), (4, 58305364), (8, 29152682), (13, 17940112), (16, 14576341), (26, 8970056), (52, 4485028), (104, 2242514), (208, 1121257)]