28508711

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 10474969

約数列:

[1, 7, 11, 17, 29, 77, 119, 187, 203, 319, 493, 751, 1309, 2233, 3451, 5257, 5423, 8261, 12767, 21779, 37961, 57827, 89369, 140437, 152453, 239569, 370243, 983059, 1676983, 2591701, 4072673, 28508711]

約数ペア:

[(1, 28508711), (7, 4072673), (11, 2591701), (17, 1676983), (29, 983059), (77, 370243), (119, 239569), (187, 152453), (203, 140437), (319, 89369), (493, 57827), (751, 37961), (1309, 21779), (2233, 12767), (3451, 8261), (5257, 5423)]