9912775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 13280400

約数和(自身を除く): 3367625

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 509, 779, 1025, 2545, 3895, 9671, 12725, 19475, 20869, 48355, 104345, 241775, 396511, 521725, 1982555, 9912775]

約数ペア:

[(1, 9912775), (5, 1982555), (19, 521725), (25, 396511), (41, 241775), (95, 104345), (205, 48355), (475, 20869), (509, 19475), (779, 12725), (1025, 9671), (2545, 3895)]