128153956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269231}}^1$

素因数の和:269259

約数の個数: 24

約数和(自身を含む): 271385856

約数和(自身を除く): 143231900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 269231, 538462, 1076924, 1884617, 3769234, 4576927, 7538468, 9153854, 18307708, 32038489, 64076978, 128153956]

約数ペア:

[(1, 128153956), (2, 64076978), (4, 32038489), (7, 18307708), (14, 9153854), (17, 7538468), (28, 4576927), (34, 3769234), (68, 1884617), (119, 1076924), (238, 538462), (476, 269231)]