12665721

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{739}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 17582400

約数和(自身を除く): 4916679

約数列:

[1, 3, 29, 87, 197, 591, 739, 2217, 5713, 17139, 21431, 64293, 145583, 436749, 4221907, 12665721]

約数ペア:

[(1, 12665721), (3, 4221907), (29, 436749), (87, 145583), (197, 64293), (591, 21431), (739, 17139), (2217, 5713)]