1220256987

素因数分解:

$3^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1\times {\mathrm{5099}}^1$

素因数の和:5674

約数の個数: 16

約数和(自身を含む): 1639017600

約数和(自身を除く): 418760613

約数列:

[1, 3, 241, 331, 723, 993, 5099, 15297, 79771, 239313, 1228859, 1687769, 3686577, 5063307, 406752329, 1220256987]

約数ペア:

[(1, 1220256987), (3, 406752329), (241, 5063307), (331, 3686577), (723, 1687769), (993, 1228859), (5099, 239313), (15297, 79771)]