239664388

素因数分解:

$2^2\times {\mathrm{487}}^1\times {\mathrm{123031}}^1$

素因数の和:123522

約数の個数: 12

約数和(自身を含む): 420277312

約数和(自身を除く): 180612924

約数列:

[1, 2, 4, 487, 974, 1948, 123031, 246062, 492124, 59916097, 119832194, 239664388]

約数ペア:

[(1, 239664388), (2, 119832194), (4, 59916097), (487, 492124), (974, 246062), (1948, 123031)]