290208021

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{4703}}^1$

素因数の和:5080

約数の個数: 16

約数和(自身を含む): 394082304

約数和(自身を除く): 103874283

約数列:

[1, 3, 67, 201, 307, 921, 4703, 14109, 20569, 61707, 315101, 945303, 1443821, 4331463, 96736007, 290208021]

約数ペア:

[(1, 290208021), (3, 96736007), (67, 4331463), (201, 1443821), (307, 945303), (921, 315101), (4703, 61707), (14109, 20569)]