128520776

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{142169}}^1$

素因数の和:142288

約数の個数: 16

約数和(自身を含む): 243110700

約数和(自身を除く): 114589924

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 142169, 284338, 568676, 1137352, 16065097, 32130194, 64260388, 128520776]

約数ペア:

[(1, 128520776), (2, 64260388), (4, 32130194), (8, 16065097), (113, 1137352), (226, 568676), (452, 284338), (904, 142169)]