51561321

素因数分解:

$3^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{4099}}^1$

素因数の和:4708

約数の個数: 16

約数和(自身を含む): 78720000

約数和(自身を除く): 27158679

約数列:

[1, 3, 7, 21, 599, 1797, 4099, 4193, 12297, 12579, 28693, 86079, 2455301, 7365903, 17187107, 51561321]

約数ペア:

[(1, 51561321), (3, 17187107), (7, 7365903), (21, 2455301), (599, 86079), (1797, 28693), (4099, 12579), (4193, 12297)]