49140225

素因数分解:

$3^2\times 5^2\times {\mathrm{218401}}^1$

素因数の和:218417

約数の個数: 18

約数和(自身を含む): 88016006

約数和(自身を除く): 38875781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 218401, 655203, 1092005, 1965609, 3276015, 5460025, 9828045, 16380075, 49140225]

約数ペア:

[(1, 49140225), (3, 16380075), (5, 9828045), (9, 5460025), (15, 3276015), (25, 1965609), (45, 1092005), (75, 655203), (225, 218401)]