13128241

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 15523200

約数和(自身を除く): 2394959

約数列:

[1, 7, 41, 149, 287, 307, 1043, 2149, 6109, 12587, 42763, 45743, 88109, 320201, 1875463, 13128241]

約数ペア:

[(1, 13128241), (7, 1875463), (41, 320201), (149, 88109), (287, 45743), (307, 42763), (1043, 12587), (2149, 6109)]