9947049

素因数分解:

$3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 15562368

約数和(自身を除く): 5615319

約数列:

[1, 3, 7, 21, 49, 147, 157, 431, 471, 1099, 1293, 3017, 3297, 7693, 9051, 21119, 23079, 63357, 67667, 203001, 473669, 1421007, 3315683, 9947049]

約数ペア:

[(1, 9947049), (3, 3315683), (7, 1421007), (21, 473669), (49, 203001), (147, 67667), (157, 63357), (431, 23079), (471, 21119), (1099, 9051), (1293, 7693), (3017, 3297)]