2460139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 16

約数和(自身を含む): 2880000

約数和(自身を除く): 419861

約数列:

[1, 11, 19, 79, 149, 209, 869, 1501, 1639, 2831, 11771, 16511, 31141, 129481, 223649, 2460139]

約数ペア:

[(1, 2460139), (11, 223649), (19, 129481), (79, 31141), (149, 16511), (209, 11771), (869, 2831), (1501, 1639)]