27580413

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 43610112

約数和(自身を除く): 16029699

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 311, 721, 861, 933, 2163, 2177, 4223, 6531, 12669, 12751, 29561, 32033, 38253, 88683, 89257, 96099, 224231, 267771, 672693, 1313353, 3940059, 9193471, 27580413]

約数ペア:

[(1, 27580413), (3, 9193471), (7, 3940059), (21, 1313353), (41, 672693), (103, 267771), (123, 224231), (287, 96099), (309, 89257), (311, 88683), (721, 38253), (861, 32033), (933, 29561), (2163, 12751), (2177, 12669), (4223, 6531)]