47915217

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1549}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 79310400

約数和(自身を除く): 31395183

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 1549, 3437, 4419, 4647, 10311, 10843, 13941, 30933, 32529, 97587, 760559, 2281677, 5323913, 6845031, 15971739, 47915217]

約数ペア:

[(1, 47915217), (3, 15971739), (7, 6845031), (9, 5323913), (21, 2281677), (63, 760559), (491, 97587), (1473, 32529), (1549, 30933), (3437, 13941), (4419, 10843), (4647, 10311)]