165740021

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3917}}^1$

素因数の和:4084

約数の個数: 16

約数和(自身を含む): 186183360

約数和(自身を除く): 20443339

約数列:

[1, 17, 19, 131, 323, 2227, 2489, 3917, 42313, 66589, 74423, 513127, 1265191, 8723159, 9749413, 165740021]

約数ペア:

[(1, 165740021), (17, 9749413), (19, 8723159), (131, 1265191), (323, 513127), (2227, 74423), (2489, 66589), (3917, 42313)]