256550463

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{730913}}^1$

素因数の和:730935

約数の個数: 16

約数和(自身を含む): 409311840

約数和(自身を除く): 152761377

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 730913, 2192739, 6578217, 9501869, 19734651, 28505607, 85516821, 256550463]

約数ペア:

[(1, 256550463), (3, 85516821), (9, 28505607), (13, 19734651), (27, 9501869), (39, 6578217), (117, 2192739), (351, 730913)]