80490897

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1229}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 122803200

約数和(自身を除く): 42312303

約数列:

[1, 3, 9, 19, 57, 171, 383, 1149, 1229, 3447, 3687, 7277, 11061, 21831, 23351, 65493, 70053, 210159, 470707, 1412121, 4236363, 8943433, 26830299, 80490897]

約数ペア:

[(1, 80490897), (3, 26830299), (9, 8943433), (19, 4236363), (57, 1412121), (171, 470707), (383, 210159), (1149, 70053), (1229, 65493), (3447, 23351), (3687, 21831), (7277, 11061)]