12178521

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{1609}}^1$

素因数の和:1673

約数の個数: 18

約数和(自身を含む): 18230030

約数和(自身を除く): 6051509

約数列:

[1, 3, 9, 29, 87, 261, 841, 1609, 2523, 4827, 7569, 14481, 46661, 139983, 419949, 1353169, 4059507, 12178521]

約数ペア:

[(1, 12178521), (3, 4059507), (9, 1353169), (29, 419949), (87, 139983), (261, 46661), (841, 14481), (1609, 7569), (2523, 4827)]