400156939

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{74531}}^1$

素因数の和:74610

約数の個数: 16

約数和(自身を含む): 500855040

約数和(自身を除く): 100698101

約数列:

[1, 7, 13, 59, 91, 413, 767, 5369, 74531, 521717, 968903, 4397329, 6782321, 30781303, 57165277, 400156939]

約数ペア:

[(1, 400156939), (7, 57165277), (13, 30781303), (59, 6782321), (91, 4397329), (413, 968903), (767, 521717), (5369, 74531)]