28945868

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6421}}^1$

素因数の和:6462

約数の個数: 36

約数和(自身を含む): 61497072

約数和(自身を除く): 32551204

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 6421, 12842, 25684, 44947, 89894, 147683, 179788, 295366, 314629, 590732, 629258, 1033781, 1258516, 2067562, 4135124, 7236467, 14472934, 28945868]

約数ペア:

[(1, 28945868), (2, 14472934), (4, 7236467), (7, 4135124), (14, 2067562), (23, 1258516), (28, 1033781), (46, 629258), (49, 590732), (92, 314629), (98, 295366), (161, 179788), (196, 147683), (322, 89894), (644, 44947), (1127, 25684), (2254, 12842), (4508, 6421)]