28528784

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:483

約数の個数: 40

約数和(自身を含む): 57189048

約数和(自身を除く): 28660264

約数列:

[1, 2, 4, 8, 16, 41, 82, 157, 164, 277, 314, 328, 554, 628, 656, 1108, 1256, 2216, 2512, 4432, 6437, 11357, 12874, 22714, 25748, 43489, 45428, 51496, 86978, 90856, 102992, 173956, 181712, 347912, 695824, 1783049, 3566098, 7132196, 14264392, 28528784]

約数ペア:

[(1, 28528784), (2, 14264392), (4, 7132196), (8, 3566098), (16, 1783049), (41, 695824), (82, 347912), (157, 181712), (164, 173956), (277, 102992), (314, 90856), (328, 86978), (554, 51496), (628, 45428), (656, 43489), (1108, 25748), (1256, 22714), (2216, 12874), (2512, 11357), (4432, 6437)]