2131287

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 3024000

約数和(自身を除く): 892713

約数列:

[1, 3, 19, 57, 139, 269, 417, 807, 2641, 5111, 7923, 15333, 37391, 112173, 710429, 2131287]

約数ペア:

[(1, 2131287), (3, 710429), (19, 112173), (57, 37391), (139, 15333), (269, 7923), (417, 5111), (807, 2641)]