17958101

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 21731328

約数和(自身を除く): 3773227

約数列:

[1, 7, 23, 71, 161, 497, 1571, 1633, 10997, 11431, 36133, 111541, 252931, 780787, 2565443, 17958101]

約数ペア:

[(1, 17958101), (7, 2565443), (23, 780787), (71, 252931), (161, 111541), (497, 36133), (1571, 11431), (1633, 10997)]