280694673

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14419}}^1$

素因数の和:14538

約数の個数: 32

約数和(自身を含む): 479897600

約数和(自身を除く): 199202927

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 2163, 2781, 6489, 14419, 19467, 43257, 100933, 129771, 302799, 389313, 908397, 1485157, 2725191, 4455471, 10396099, 13366413, 31188297, 40099239, 93564891, 280694673]

約数ペア:

[(1, 280694673), (3, 93564891), (7, 40099239), (9, 31188297), (21, 13366413), (27, 10396099), (63, 4455471), (103, 2725191), (189, 1485157), (309, 908397), (721, 389313), (927, 302799), (2163, 129771), (2781, 100933), (6489, 43257), (14419, 19467)]