30928209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{359}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 45501120

約数和(自身を除く): 14572911

約数列:

[1, 3, 13, 39, 47, 141, 359, 611, 1077, 1833, 2209, 4667, 6627, 14001, 16873, 28717, 50619, 86151, 219349, 658047, 793031, 2379093, 10309403, 30928209]

約数ペア:

[(1, 30928209), (3, 10309403), (13, 2379093), (39, 793031), (47, 658047), (141, 219349), (359, 86151), (611, 50619), (1077, 28717), (1833, 16873), (2209, 14001), (4667, 6627)]