1217121

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 16

約数和(自身を含む): 1731840

約数和(自身を除く): 514719

約数列:

[1, 3, 19, 57, 131, 163, 393, 489, 2489, 3097, 7467, 9291, 21353, 64059, 405707, 1217121]

約数ペア:

[(1, 1217121), (3, 405707), (19, 64059), (57, 21353), (131, 9291), (163, 7467), (393, 3097), (489, 2489)]