27987543

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1039}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 42020160

約数和(自身を除く): 14032617

約数列:

[1, 3, 9, 41, 73, 123, 219, 369, 657, 1039, 2993, 3117, 8979, 9351, 26937, 42599, 75847, 127797, 227541, 383391, 682623, 3109727, 9329181, 27987543]

約数ペア:

[(1, 27987543), (3, 9329181), (9, 3109727), (41, 682623), (73, 383391), (123, 227541), (219, 127797), (369, 75847), (657, 42599), (1039, 26937), (2993, 9351), (3117, 8979)]