51271485

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 86047488

約数和(自身を除く): 34776003

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 353, 421, 1059, 1263, 1765, 2105, 5295, 6315, 8119, 9683, 24357, 29049, 40595, 48415, 121785, 145245, 148613, 445839, 743065, 2229195, 3418099, 10254297, 17090495, 51271485]

約数ペア:

[(1, 51271485), (3, 17090495), (5, 10254297), (15, 3418099), (23, 2229195), (69, 743065), (115, 445839), (345, 148613), (353, 145245), (421, 121785), (1059, 48415), (1263, 40595), (1765, 29049), (2105, 24357), (5295, 9683), (6315, 8119)]