280228255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{4703}}^1$

素因数の和:5426

約数の個数: 16

約数和(自身を含む): 356638464

約数和(自身を除く): 76410209

約数列:

[1, 5, 17, 85, 701, 3505, 4703, 11917, 23515, 59585, 79951, 399755, 3296803, 16484015, 56045651, 280228255]

約数ペア:

[(1, 280228255), (5, 56045651), (17, 16484015), (85, 3296803), (701, 399755), (3505, 79951), (4703, 59585), (11917, 23515)]