28683272

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 55543320

約数和(自身を除く): 26860048

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 557, 628, 1114, 1256, 2228, 4456, 6437, 12874, 22837, 25748, 45674, 51496, 87449, 91348, 174898, 182696, 349796, 699592, 3585409, 7170818, 14341636, 28683272]

約数ペア:

[(1, 28683272), (2, 14341636), (4, 7170818), (8, 3585409), (41, 699592), (82, 349796), (157, 182696), (164, 174898), (314, 91348), (328, 87449), (557, 51496), (628, 45674), (1114, 25748), (1256, 22837), (2228, 12874), (4456, 6437)]