280713839

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{3719}}^1$

素因数の和:4030

約数の個数: 16

約数和(自身を含む): 329978880

約数和(自身を除く): 49265041

約数列:

[1, 7, 41, 263, 287, 1841, 3719, 10783, 26033, 75481, 152479, 978097, 1067353, 6846679, 40101977, 280713839]

約数ペア:

[(1, 280713839), (7, 40101977), (41, 6846679), (263, 1067353), (287, 978097), (1841, 152479), (3719, 75481), (10783, 26033)]