71571993

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{9887}}^1$

素因数の和:10036

約数の個数: 16

約数和(自身を含む): 101253120

約数和(自身を除く): 29681127

約数列:

[1, 3, 19, 57, 127, 381, 2413, 7239, 9887, 29661, 187853, 563559, 1255649, 3766947, 23857331, 71571993]

約数ペア:

[(1, 71571993), (3, 23857331), (19, 3766947), (57, 1255649), (127, 563559), (381, 187853), (2413, 29661), (7239, 9887)]