123175521

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 213333120

約数和(自身を除く): 90157599

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 123, 129, 287, 301, 369, 387, 861, 903, 1109, 1763, 2583, 2709, 3327, 5289, 7763, 9981, 12341, 15867, 23289, 37023, 45469, 47687, 69867, 111069, 136407, 143061, 318283, 333809, 409221, 429183, 954849, 1001427, 1955167, 2864547, 3004281, 5865501, 13686169, 17596503, 41058507, 123175521]

約数ペア:

[(1, 123175521), (3, 41058507), (7, 17596503), (9, 13686169), (21, 5865501), (41, 3004281), (43, 2864547), (63, 1955167), (123, 1001427), (129, 954849), (287, 429183), (301, 409221), (369, 333809), (387, 318283), (861, 143061), (903, 136407), (1109, 111069), (1763, 69867), (2583, 47687), (2709, 45469), (3327, 37023), (5289, 23289), (7763, 15867), (9981, 12341)]