80810541

素因数分解:

$3^4\times 7^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 138695040

約数和(自身を除く): 57884499

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 359, 397, 567, 1077, 1191, 2513, 2779, 3231, 3573, 7539, 8337, 9693, 10719, 22617, 25011, 29079, 32157, 67851, 75033, 142523, 203553, 225099, 427569, 997661, 1282707, 2992983, 3848121, 8978949, 11544363, 26936847, 80810541]

約数ペア:

[(1, 80810541), (3, 26936847), (7, 11544363), (9, 8978949), (21, 3848121), (27, 2992983), (63, 1282707), (81, 997661), (189, 427569), (359, 225099), (397, 203553), (567, 142523), (1077, 75033), (1191, 67851), (2513, 32157), (2779, 29079), (3231, 25011), (3573, 22617), (7539, 10719), (8337, 9693)]