397293831

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{28871}}^1$

素因数の和:29027

約数の個数: 24

約数和(自身を含む): 630564480

約数和(自身を除く): 233270649

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1529, 4587, 13761, 28871, 86613, 259839, 317581, 952743, 2858229, 4013069, 12039207, 36117621, 44143759, 132431277, 397293831]

約数ペア:

[(1, 397293831), (3, 132431277), (9, 44143759), (11, 36117621), (33, 12039207), (99, 4013069), (139, 2858229), (417, 952743), (1251, 317581), (1529, 259839), (4587, 86613), (13761, 28871)]