2643993

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 4414176

約数和(自身を除く): 1770183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1571, 1683, 4713, 14139, 17281, 26707, 51843, 80121, 155529, 240363, 293777, 881331, 2643993]

約数ペア:

[(1, 2643993), (3, 881331), (9, 293777), (11, 240363), (17, 155529), (33, 80121), (51, 51843), (99, 26707), (153, 17281), (187, 14139), (561, 4713), (1571, 1683)]