201719427

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{105557}}^1$

素因数の和:105587

約数の個数: 24

約数和(自身を含む): 336941136

約数和(自身を除く): 135221709

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 105557, 316671, 738899, 1372241, 2216697, 4116723, 5172293, 9605687, 15516879, 28817061, 67239809, 201719427]

約数ペア:

[(1, 201719427), (3, 67239809), (7, 28817061), (13, 15516879), (21, 9605687), (39, 5172293), (49, 4116723), (91, 2216697), (147, 1372241), (273, 738899), (637, 316671), (1911, 105557)]