2925981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 4530240

約数和(自身を除く): 1604259

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 241, 639, 723, 1349, 2169, 4047, 4579, 12141, 13737, 17111, 41211, 51333, 153999, 325109, 975327, 2925981]

約数ペア:

[(1, 2925981), (3, 975327), (9, 325109), (19, 153999), (57, 51333), (71, 41211), (171, 17111), (213, 13737), (241, 12141), (639, 4579), (723, 4047), (1349, 2169)]