2947555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 3848544

約数和(自身を除く): 900989

約数列:

[1, 5, 13, 65, 137, 331, 685, 1655, 1781, 4303, 8905, 21515, 45347, 226735, 589511, 2947555]

約数ペア:

[(1, 2947555), (5, 589511), (13, 226735), (65, 45347), (137, 21515), (331, 8905), (685, 4303), (1655, 1781)]