2161731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5039}}^1$

素因数の和:5066

約数の個数: 16

約数和(自身を含む): 3386880

約数和(自身を除く): 1225149

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 5039, 15117, 55429, 65507, 166287, 196521, 720577, 2161731]

約数ペア:

[(1, 2161731), (3, 720577), (11, 196521), (13, 166287), (33, 65507), (39, 55429), (143, 15117), (429, 5039)]