400284909

素因数分解:

$3^5\times {\mathrm{773}}^1\times {\mathrm{2131}}^1$

素因数の和:2919

約数の個数: 24

約数和(自身を含む): 600661152

約数和(自身を除く): 200376243

約数列:

[1, 3, 9, 27, 81, 243, 773, 2131, 2319, 6393, 6957, 19179, 20871, 57537, 62613, 172611, 187839, 517833, 1647263, 4941789, 14825367, 44476101, 133428303, 400284909]

約数ペア:

[(1, 400284909), (3, 133428303), (9, 44476101), (27, 14825367), (81, 4941789), (243, 1647263), (773, 517833), (2131, 187839), (2319, 172611), (6393, 62613), (6957, 57537), (19179, 20871)]