28938514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 49401216

約数和(自身を除く): 20462702

約数列:

[1, 2, 11, 22, 37, 73, 74, 146, 407, 487, 803, 814, 974, 1606, 2701, 5357, 5402, 10714, 18019, 29711, 35551, 36038, 59422, 71102, 198209, 391061, 396418, 782122, 1315387, 2630774, 14469257, 28938514]

約数ペア:

[(1, 28938514), (2, 14469257), (11, 2630774), (22, 1315387), (37, 782122), (73, 396418), (74, 391061), (146, 198209), (407, 71102), (487, 59422), (803, 36038), (814, 35551), (974, 29711), (1606, 18019), (2701, 10714), (5357, 5402)]