81088119

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31393}}^1$

素因数の和:31447

約数の個数: 24

約数和(自身を含む): 137128992

約数和(自身を除く): 56040873

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 31393, 94179, 219751, 282537, 659253, 1287113, 1977759, 3861339, 9009791, 11584017, 27029373, 81088119]

約数ペア:

[(1, 81088119), (3, 27029373), (7, 11584017), (9, 9009791), (21, 3861339), (41, 1977759), (63, 1287113), (123, 659253), (287, 282537), (369, 219751), (861, 94179), (2583, 31393)]