1791567477

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{30677}}^1$

素因数の和:30799

約数の個数: 40

約数和(自身を含む): 3088415616

約数和(自身を除く): 1296848139

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 567, 721, 927, 2163, 2781, 6489, 8343, 19467, 30677, 58401, 92031, 214739, 276093, 644217, 828279, 1932651, 2484837, 3159731, 5797953, 9479193, 17393859, 22118117, 28437579, 66354351, 85312737, 199063053, 255938211, 597189159, 1791567477]

約数ペア:

[(1, 1791567477), (3, 597189159), (7, 255938211), (9, 199063053), (21, 85312737), (27, 66354351), (63, 28437579), (81, 22118117), (103, 17393859), (189, 9479193), (309, 5797953), (567, 3159731), (721, 2484837), (927, 1932651), (2163, 828279), (2781, 644217), (6489, 276093), (8343, 214739), (19467, 92031), (30677, 58401)]