15661282516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{845459}}^1$

素因数の和:845895

約数の個数: 24

約数和(自身を含む): 29969866080

約数和(自身を除く): 14308583564

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 4631, 9262, 18524, 845459, 1690918, 3381836, 9300049, 18600098, 37200196, 355938239, 711876478, 1423752956, 3915320629, 7830641258, 15661282516]

約数ペア:

[(1, 15661282516), (2, 7830641258), (4, 3915320629), (11, 1423752956), (22, 711876478), (44, 355938239), (421, 37200196), (842, 18600098), (1684, 9300049), (4631, 3381836), (9262, 1690918), (18524, 845459)]