128972438

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{541901}}^1$

素因数の和:541927

約数の個数: 16

約数和(自身を含む): 234101664

約数和(自身を除く): 105129226

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 541901, 1083802, 3793307, 7586614, 9212317, 18424634, 64486219, 128972438]

約数ペア:

[(1, 128972438), (2, 64486219), (7, 18424634), (14, 9212317), (17, 7586614), (34, 3793307), (119, 1083802), (238, 541901)]