27997928

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1901}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 60255360

約数和(自身を除く): 32257432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 1901, 2104, 3682, 3802, 7364, 7604, 13307, 14728, 15208, 26614, 53228, 106456, 499963, 999926, 1999852, 3499741, 3999704, 6999482, 13998964, 27997928]

約数ペア:

[(1, 27997928), (2, 13998964), (4, 6999482), (7, 3999704), (8, 3499741), (14, 1999852), (28, 999926), (56, 499963), (263, 106456), (526, 53228), (1052, 26614), (1841, 15208), (1901, 14728), (2104, 13307), (3682, 7604), (3802, 7364)]