31631877

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{16979}}^1$

素因数の和:17014

約数の個数: 20

約数和(自身を含む): 49309920

約数和(自身を除く): 17678043

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 16979, 50937, 152811, 390517, 458433, 1171551, 1375299, 3514653, 10543959, 31631877]

約数ペア:

[(1, 31631877), (3, 10543959), (9, 3514653), (23, 1375299), (27, 1171551), (69, 458433), (81, 390517), (207, 152811), (621, 50937), (1863, 16979)]