70720245

素因数分解:

$3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{6521}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 123109272

約数和(自身を除く): 52389027

約数列:

[1, 3, 5, 9, 15, 45, 241, 723, 1205, 2169, 3615, 6521, 10845, 19563, 32605, 58689, 97815, 293445, 1571561, 4714683, 7857805, 14144049, 23573415, 70720245]

約数ペア:

[(1, 70720245), (3, 23573415), (5, 14144049), (9, 7857805), (15, 4714683), (45, 1571561), (241, 293445), (723, 97815), (1205, 58689), (2169, 32605), (3615, 19563), (6521, 10845)]