40380639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{6949}}^1$

素因数の和:7114

約数の個数: 16

約数和(自身を含む): 58380000

約数和(自身を除く): 17999361

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 6949, 20847, 90337, 271011, 1035401, 3106203, 13460213, 40380639]

約数ペア:

[(1, 40380639), (3, 13460213), (13, 3106203), (39, 1035401), (149, 271011), (447, 90337), (1937, 20847), (5811, 6949)]