19471113

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 28993536

約数和(自身を除く): 9522423

約数列:

[1, 3, 9, 47, 141, 191, 241, 423, 573, 723, 1719, 2169, 8977, 11327, 26931, 33981, 46031, 80793, 101943, 138093, 414279, 2163457, 6490371, 19471113]

約数ペア:

[(1, 19471113), (3, 6490371), (9, 2163457), (47, 414279), (141, 138093), (191, 101943), (241, 80793), (423, 46031), (573, 33981), (723, 26931), (1719, 11327), (2169, 8977)]