71813421

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 105441336

約数和(自身を除く): 33627915

約数列:

[1, 3, 9, 113, 241, 293, 339, 723, 879, 1017, 2169, 2637, 27233, 33109, 70613, 81699, 99327, 211839, 245097, 297981, 635517, 7979269, 23937807, 71813421]

約数ペア:

[(1, 71813421), (3, 23937807), (9, 7979269), (113, 635517), (241, 297981), (293, 245097), (339, 211839), (723, 99327), (879, 81699), (1017, 70613), (2169, 33109), (2637, 27233)]