387624741

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{25601}}^1$

素因数の和:25721

約数の個数: 24

約数和(自身を含む): 607074624

約数和(自身を除く): 219449883

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 2163, 5047, 15141, 25601, 76803, 179207, 537621, 1254449, 2636903, 3763347, 7910709, 18458321, 55374963, 129208247, 387624741]

約数ペア:

[(1, 387624741), (3, 129208247), (7, 55374963), (21, 18458321), (49, 7910709), (103, 3763347), (147, 2636903), (309, 1254449), (721, 537621), (2163, 179207), (5047, 76803), (15141, 25601)]