1889901

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 3046680

約数和(自身を除く): 1156779

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 557, 1131, 1671, 3393, 5013, 7241, 16153, 21723, 48459, 65169, 145377, 209989, 629967, 1889901]

約数ペア:

[(1, 1889901), (3, 629967), (9, 209989), (13, 145377), (29, 65169), (39, 48459), (87, 21723), (117, 16153), (261, 7241), (377, 5013), (557, 3393), (1131, 1671)]