28701008

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2351}}^1$

素因数の和:2475

約数の個数: 40

約数和(自身を含む): 64162560

約数和(自身を除く): 35461552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 2351, 3052, 4702, 6104, 9404, 12208, 16457, 18808, 32914, 37616, 65828, 131656, 256259, 263312, 512518, 1025036, 1793813, 2050072, 3587626, 4100144, 7175252, 14350504, 28701008]

約数ペア:

[(1, 28701008), (2, 14350504), (4, 7175252), (7, 4100144), (8, 3587626), (14, 2050072), (16, 1793813), (28, 1025036), (56, 512518), (109, 263312), (112, 256259), (218, 131656), (436, 65828), (763, 37616), (872, 32914), (1526, 18808), (1744, 16457), (2351, 12208), (3052, 9404), (4702, 6104)]