127905790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{10597}}^1$

素因数の和:10692

約数の個数: 32

約数和(自身を含む): 247230144

約数和(自身を除く): 119324354

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 10597, 12070, 21194, 52985, 105970, 180149, 360298, 752387, 900745, 1504774, 1801490, 3761935, 7523870, 12790579, 25581158, 63952895, 127905790]

約数ペア:

[(1, 127905790), (2, 63952895), (5, 25581158), (10, 12790579), (17, 7523870), (34, 3761935), (71, 1801490), (85, 1504774), (142, 900745), (170, 752387), (355, 360298), (710, 180149), (1207, 105970), (2414, 52985), (6035, 21194), (10597, 12070)]