213320913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{321751}}^1$

素因数の和:321784

約数の個数: 16

約数和(自身を含む): 324326016

約数和(自身を除く): 111005103

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 321751, 965253, 4182763, 5469767, 12548289, 16409301, 71106971, 213320913]

約数ペア:

[(1, 213320913), (3, 71106971), (13, 16409301), (17, 12548289), (39, 5469767), (51, 4182763), (221, 965253), (663, 321751)]