128415366

素因数分解:

$2^1\times 3^2\times {\mathrm{409}}^1\times {\mathrm{17443}}^1$

素因数の和:17860

約数の個数: 24

約数和(自身を含む): 278929560

約数和(自身を除く): 150514194

約数列:

[1, 2, 3, 6, 9, 18, 409, 818, 1227, 2454, 3681, 7362, 17443, 34886, 52329, 104658, 156987, 313974, 7134187, 14268374, 21402561, 42805122, 64207683, 128415366]

約数ペア:

[(1, 128415366), (2, 64207683), (3, 42805122), (6, 21402561), (9, 14268374), (18, 7134187), (409, 313974), (818, 156987), (1227, 104658), (2454, 52329), (3681, 34886), (7362, 17443)]