9913381490

素因数分解:

$2^1\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{440399}}^1$

素因数の和:442657

約数の個数: 16

約数和(自身を含む): 17852054400

約数和(自身を除く): 7938672910

約数列:

[1, 2, 5, 10, 2251, 4502, 11255, 22510, 440399, 880798, 2201995, 4403990, 991338149, 1982676298, 4956690745, 9913381490]

約数ペア:

[(1, 9913381490), (2, 4956690745), (5, 1982676298), (10, 991338149), (2251, 4403990), (4502, 2201995), (11255, 880798), (22510, 440399)]