407907647

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 496419840

約数和(自身を除く): 88512193

約数列:

[1, 7, 37, 41, 107, 259, 287, 359, 749, 1517, 2513, 3959, 4387, 10619, 13283, 14719, 27713, 30709, 38413, 92981, 103033, 162319, 268891, 544603, 1136233, 1421281, 1574933, 3812221, 9948967, 11024531, 58272521, 407907647]

約数ペア:

[(1, 407907647), (7, 58272521), (37, 11024531), (41, 9948967), (107, 3812221), (259, 1574933), (287, 1421281), (359, 1136233), (749, 544603), (1517, 268891), (2513, 162319), (3959, 103033), (4387, 92981), (10619, 38413), (13283, 30709), (14719, 27713)]