28275764

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 56077056

約数和(自身を除く): 27801292

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 113, 121, 188, 226, 242, 452, 484, 517, 1034, 1243, 1331, 2068, 2486, 2662, 4972, 5311, 5324, 5687, 10622, 11374, 13673, 21244, 22748, 27346, 54692, 58421, 62557, 116842, 125114, 150403, 233684, 250228, 300806, 601612, 642631, 1285262, 2570524, 7068941, 14137882, 28275764]

約数ペア:

[(1, 28275764), (2, 14137882), (4, 7068941), (11, 2570524), (22, 1285262), (44, 642631), (47, 601612), (94, 300806), (113, 250228), (121, 233684), (188, 150403), (226, 125114), (242, 116842), (452, 62557), (484, 58421), (517, 54692), (1034, 27346), (1243, 22748), (1331, 21244), (2068, 13673), (2486, 11374), (2662, 10622), (4972, 5687), (5311, 5324)]