28178964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{6469}}^1$

素因数の和:6501

約数の個数: 54

約数和(自身を含む): 78306410

約数和(自身を除く): 50127446

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 6469, 12938, 19407, 25876, 38814, 58221, 71159, 77628, 116442, 142318, 213477, 232884, 284636, 426954, 640431, 782749, 853908, 1280862, 1565498, 2348247, 2561724, 3130996, 4696494, 7044741, 9392988, 14089482, 28178964]

約数ペア:

[(1, 28178964), (2, 14089482), (3, 9392988), (4, 7044741), (6, 4696494), (9, 3130996), (11, 2561724), (12, 2348247), (18, 1565498), (22, 1280862), (33, 853908), (36, 782749), (44, 640431), (66, 426954), (99, 284636), (121, 232884), (132, 213477), (198, 142318), (242, 116442), (363, 77628), (396, 71159), (484, 58221), (726, 38814), (1089, 25876), (1452, 19407), (2178, 12938), (4356, 6469)]