12015621

素因数分解:

$3^5\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 18162144

約数和(自身を除く): 6146523

約数列:

[1, 3, 9, 27, 81, 197, 243, 251, 591, 753, 1773, 2259, 5319, 6777, 15957, 20331, 47871, 49447, 60993, 148341, 445023, 1335069, 4005207, 12015621]

約数ペア:

[(1, 12015621), (3, 4005207), (9, 1335069), (27, 445023), (81, 148341), (197, 60993), (243, 49447), (251, 47871), (591, 20331), (753, 15957), (1773, 6777), (2259, 5319)]