426423039

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{78401}}^1$

素因数の和:78455

約数の個数: 24

約数和(自身を含む): 679274928

約数和(自身を除く): 252851889

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 78401, 235203, 548807, 1646421, 2900837, 3841649, 8702511, 11524947, 20305859, 60917577, 142141013, 426423039]

約数ペア:

[(1, 426423039), (3, 142141013), (7, 60917577), (21, 20305859), (37, 11524947), (49, 8702511), (111, 3841649), (147, 2900837), (259, 1646421), (777, 548807), (1813, 235203), (5439, 78401)]