2017768707

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{621043}}^1$

素因数の和:621087

約数の個数: 18

約数和(自身を含む): 3076030932

約数和(自身を除く): 1058262225

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 621043, 1863129, 5589387, 11799817, 35399451, 106198353, 224196523, 672589569, 2017768707]

約数ペア:

[(1, 2017768707), (3, 672589569), (9, 224196523), (19, 106198353), (57, 35399451), (171, 11799817), (361, 5589387), (1083, 1863129), (3249, 621043)]