165220991

素因数分解:

${\mathrm{13}}^3\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 180499200

約数和(自身を除く): 15278209

約数列:

[1, 13, 157, 169, 479, 2041, 2197, 6227, 26533, 75203, 80951, 344929, 977639, 1052363, 12709307, 165220991]

約数ペア:

[(1, 165220991), (13, 12709307), (157, 1052363), (169, 977639), (479, 344929), (2041, 80951), (2197, 75203), (6227, 26533)]