81585622

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{359}}^1\times {\mathrm{571}}^1$

素因数の和:1131

約数の個数: 16

約数和(自身を含む): 123552000

約数和(自身を除く): 41966378

約数列:

[1, 2, 199, 359, 398, 571, 718, 1142, 71441, 113629, 142882, 204989, 227258, 409978, 40792811, 81585622]

約数ペア:

[(1, 81585622), (2, 40792811), (199, 409978), (359, 227258), (398, 204989), (571, 142882), (718, 113629), (1142, 71441)]