12870639

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 19629792

約数和(自身を除く): 6759153

約数列:

[1, 3, 9, 23, 69, 97, 207, 291, 641, 873, 1923, 2231, 5769, 6693, 14743, 20079, 44229, 62177, 132687, 186531, 559593, 1430071, 4290213, 12870639]

約数ペア:

[(1, 12870639), (3, 4290213), (9, 1430071), (23, 559593), (69, 186531), (97, 132687), (207, 62177), (291, 44229), (641, 20079), (873, 14743), (1923, 6693), (2231, 5769)]