1078025193

素因数分解:

$3^4\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1907}}^1$

素因数の和:2923

約数の個数: 40

約数和(自身を含む): 1843250112

約数和(自身を除く): 765224919

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 997, 1907, 2991, 5721, 6979, 8973, 13349, 17163, 20937, 26919, 40047, 51489, 62811, 80757, 120141, 154467, 188433, 360423, 565299, 1081269, 1901279, 5703837, 13308953, 17111511, 39926859, 51334533, 119780577, 154003599, 359341731, 1078025193]

約数ペア:

[(1, 1078025193), (3, 359341731), (7, 154003599), (9, 119780577), (21, 51334533), (27, 39926859), (63, 17111511), (81, 13308953), (189, 5703837), (567, 1901279), (997, 1081269), (1907, 565299), (2991, 360423), (5721, 188433), (6979, 154467), (8973, 120141), (13349, 80757), (17163, 62811), (20937, 51489), (26919, 40047)]