259012990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{631739}}^1$

素因数の和:631787

約数の個数: 16

約数和(自身を含む): 477595440

約数和(自身を除く): 218582450

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 631739, 1263478, 3158695, 6317390, 25901299, 51802598, 129506495, 259012990]

約数ペア:

[(1, 259012990), (2, 129506495), (5, 51802598), (10, 25901299), (41, 6317390), (82, 3158695), (205, 1263478), (410, 631739)]