157420612

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{136177}}^1$

素因数の和:136215

約数の個数: 18

約数和(自身を含む): 292646522

約数和(自身を除く): 135225910

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 136177, 272354, 544708, 2315009, 4630018, 9260036, 39355153, 78710306, 157420612]

約数ペア:

[(1, 157420612), (2, 78710306), (4, 39355153), (17, 9260036), (34, 4630018), (68, 2315009), (289, 544708), (578, 272354), (1156, 136177)]