28168312

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 54547920

約数和(自身を除く): 26379608

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 547, 628, 1094, 1256, 2188, 4376, 6437, 12874, 22427, 25748, 44854, 51496, 85879, 89708, 171758, 179416, 343516, 687032, 3521039, 7042078, 14084156, 28168312]

約数ペア:

[(1, 28168312), (2, 14084156), (4, 7042078), (8, 3521039), (41, 687032), (82, 343516), (157, 179416), (164, 171758), (314, 89708), (328, 85879), (547, 51496), (628, 44854), (1094, 25748), (1256, 22427), (2188, 12874), (4376, 6437)]