128156948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{1531}}^1$

素因数の和:2783

約数の個数: 24

約数和(自身を含む): 237815424

約数和(自身を除く): 109658476

約数列:

[1, 2, 4, 17, 34, 68, 1231, 1531, 2462, 3062, 4924, 6124, 20927, 26027, 41854, 52054, 83708, 104108, 1884661, 3769322, 7538644, 32039237, 64078474, 128156948]

約数ペア:

[(1, 128156948), (2, 64078474), (4, 32039237), (17, 7538644), (34, 3769322), (68, 1884661), (1231, 104108), (1531, 83708), (2462, 52054), (3062, 41854), (4924, 26027), (6124, 20927)]