9081981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 13933920

約数和(自身を除く): 4851939

約数列:

[1, 3, 9, 19, 57, 171, 173, 307, 519, 921, 1557, 2763, 3287, 5833, 9861, 17499, 29583, 52497, 53111, 159333, 477999, 1009109, 3027327, 9081981]

約数ペア:

[(1, 9081981), (3, 3027327), (9, 1009109), (19, 477999), (57, 159333), (171, 53111), (173, 52497), (307, 29583), (519, 17499), (921, 9861), (1557, 5833), (2763, 3287)]