12298221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 19251960

約数和(自身を除く): 6953739

約数列:

[1, 3, 9, 13, 39, 117, 257, 409, 771, 1227, 2313, 3341, 3681, 5317, 10023, 15951, 30069, 47853, 105113, 315339, 946017, 1366469, 4099407, 12298221]

約数ペア:

[(1, 12298221), (3, 4099407), (9, 1366469), (13, 946017), (39, 315339), (117, 105113), (257, 47853), (409, 30069), (771, 15951), (1227, 10023), (2313, 5317), (3341, 3681)]