31884021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9397}}^1$

素因数の和:9445

約数の個数: 24

約数和(自身を含む): 51313080

約数和(自身を除く): 19429059

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 9397, 28191, 84573, 122161, 272513, 366483, 817539, 1099449, 2452617, 3542669, 10628007, 31884021]

約数ペア:

[(1, 31884021), (3, 10628007), (9, 3542669), (13, 2452617), (29, 1099449), (39, 817539), (87, 366483), (117, 272513), (261, 122161), (377, 84573), (1131, 28191), (3393, 9397)]