217543479

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{2239}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 293529600

約数和(自身を除く): 75986121

約数列:

[1, 3, 139, 233, 417, 699, 2239, 6717, 32387, 97161, 311221, 521687, 933663, 1565061, 72514493, 217543479]

約数ペア:

[(1, 217543479), (3, 72514493), (139, 1565061), (233, 933663), (417, 521687), (699, 311221), (2239, 97161), (6717, 32387)]