12665865

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 21098880

約数和(自身を除く): 8433015

約数列:

[1, 3, 5, 15, 43, 73, 129, 215, 219, 269, 365, 645, 807, 1095, 1345, 3139, 4035, 9417, 11567, 15695, 19637, 34701, 47085, 57835, 58911, 98185, 173505, 294555, 844391, 2533173, 4221955, 12665865]

約数ペア:

[(1, 12665865), (3, 4221955), (5, 2533173), (15, 844391), (43, 294555), (73, 173505), (129, 98185), (215, 58911), (219, 57835), (269, 47085), (365, 34701), (645, 19637), (807, 15695), (1095, 11567), (1345, 9417), (3139, 4035)]