13923231

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 22084608

約数和(自身を除く): 8161377

約数列:

[1, 3, 7, 21, 41, 103, 123, 157, 287, 309, 471, 721, 861, 1099, 2163, 3297, 4223, 6437, 12669, 16171, 19311, 29561, 45059, 48513, 88683, 113197, 135177, 339591, 663011, 1989033, 4641077, 13923231]

約数ペア:

[(1, 13923231), (3, 4641077), (7, 1989033), (21, 663011), (41, 339591), (103, 135177), (123, 113197), (157, 88683), (287, 48513), (309, 45059), (471, 29561), (721, 19311), (861, 16171), (1099, 12669), (2163, 6437), (3297, 4223)]