201812139

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{2689}}^1$

素因数の和:2995

約数の個数: 24

約数和(自身を含む): 302140800

約数和(自身を除く): 100328661

約数列:

[1, 3, 9, 31, 93, 269, 279, 807, 2421, 2689, 8067, 8339, 24201, 25017, 75051, 83359, 250077, 723341, 750231, 2170023, 6510069, 22423571, 67270713, 201812139]

約数ペア:

[(1, 201812139), (3, 67270713), (9, 22423571), (31, 6510069), (93, 2170023), (269, 750231), (279, 723341), (807, 250077), (2421, 83359), (2689, 75051), (8067, 25017), (8339, 24201)]