172640091

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{2039}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 250871040

約数和(自身を除く): 78230949

約数列:

[1, 3, 13, 39, 167, 169, 501, 507, 2039, 2171, 6117, 6513, 26507, 28223, 79521, 84669, 340513, 344591, 1021539, 1033773, 4426669, 13280007, 57546697, 172640091]

約数ペア:

[(1, 172640091), (3, 57546697), (13, 13280007), (39, 4426669), (167, 1033773), (169, 1021539), (501, 344591), (507, 340513), (2039, 84669), (2171, 79521), (6117, 28223), (6513, 26507)]