25641889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6553}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 32298112

約数和(自身を除く): 6656223

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 6553, 45871, 85189, 281779, 596323, 1972453, 3663127, 25641889]

約数ペア:

[(1, 25641889), (7, 3663127), (13, 1972453), (43, 596323), (91, 281779), (301, 85189), (559, 45871), (3913, 6553)]