2991007265

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1583}}^1\times {\mathrm{19889}}^1$

素因数の和:21496

約数の個数: 16

約数和(自身を含む): 3780691200

約数和(自身を除く): 789683935

約数列:

[1, 5, 19, 95, 1583, 7915, 19889, 30077, 99445, 150385, 377891, 1889455, 31484287, 157421435, 598201453, 2991007265]

約数ペア:

[(1, 2991007265), (5, 598201453), (19, 157421435), (95, 31484287), (1583, 1889455), (7915, 377891), (19889, 150385), (30077, 99445)]