56680856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1019}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 112914000

約数和(自身を除く): 56233144

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1019, 1636, 2038, 3272, 4076, 6953, 8152, 13906, 17323, 27812, 34646, 55624, 69292, 138584, 416771, 833542, 1667084, 3334168, 7085107, 14170214, 28340428, 56680856]

約数ペア:

[(1, 56680856), (2, 28340428), (4, 14170214), (8, 7085107), (17, 3334168), (34, 1667084), (68, 833542), (136, 416771), (409, 138584), (818, 69292), (1019, 55624), (1636, 34646), (2038, 27812), (3272, 17323), (4076, 13906), (6953, 8152)]