31617243

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1277}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 53982720

約数和(自身を除く): 22365477

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 1277, 2751, 3537, 3831, 8253, 8939, 11493, 24759, 26817, 34479, 80451, 167287, 241353, 501861, 1171009, 1505583, 3513027, 4516749, 10539081, 31617243]

約数ペア:

[(1, 31617243), (3, 10539081), (7, 4516749), (9, 3513027), (21, 1505583), (27, 1171009), (63, 501861), (131, 241353), (189, 167287), (393, 80451), (917, 34479), (1179, 26817), (1277, 24759), (2751, 11493), (3537, 8939), (3831, 8253)]