259506910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1996207}}^1$

素因数の和:1996227

約数の個数: 16

約数和(自身を含む): 503044416

約数和(自身を除く): 243537506

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1996207, 3992414, 9981035, 19962070, 25950691, 51901382, 129753455, 259506910]

約数ペア:

[(1, 259506910), (2, 129753455), (5, 51901382), (10, 25950691), (13, 19962070), (26, 9981035), (65, 3992414), (130, 1996207)]