1279890099

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{1033}}^1$

素因数の和:1572

約数の個数: 32

約数和(自身を含む): 1919931200

約数和(自身を除く): 640041101

約数列:

[1, 3, 9, 27, 109, 327, 421, 981, 1033, 1263, 2943, 3099, 3789, 9297, 11367, 27891, 45889, 112597, 137667, 337791, 413001, 434893, 1013373, 1239003, 1304679, 3040119, 3914037, 11742111, 47403337, 142210011, 426630033, 1279890099]

約数ペア:

[(1, 1279890099), (3, 426630033), (9, 142210011), (27, 47403337), (109, 11742111), (327, 3914037), (421, 3040119), (981, 1304679), (1033, 1239003), (1263, 1013373), (2943, 434893), (3099, 413001), (3789, 337791), (9297, 137667), (11367, 112597), (27891, 45889)]