42642970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{250841}}^1$

素因数の和:250865

約数の個数: 16

約数和(自身を含む): 81272808

約数和(自身を除く): 38629838

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 250841, 501682, 1254205, 2508410, 4264297, 8528594, 21321485, 42642970]

約数ペア:

[(1, 42642970), (2, 21321485), (5, 8528594), (10, 4264297), (17, 2508410), (34, 1254205), (85, 501682), (170, 250841)]