27587553

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 43524096

約数和(自身を除く): 15936543

約数列:

[1, 3, 7, 21, 43, 129, 137, 223, 301, 411, 669, 903, 959, 1561, 2877, 4683, 5891, 9589, 17673, 28767, 30551, 41237, 67123, 91653, 123711, 201369, 213857, 641571, 1313693, 3941079, 9195851, 27587553]

約数ペア:

[(1, 27587553), (3, 9195851), (7, 3941079), (21, 1313693), (43, 641571), (129, 213857), (137, 201369), (223, 123711), (301, 91653), (411, 67123), (669, 41237), (903, 30551), (959, 28767), (1561, 17673), (2877, 9589), (4683, 5891)]