28864514

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 51407616

約数和(自身を除く): 22543102

約数列:

[1, 2, 7, 14, 37, 74, 103, 206, 259, 518, 541, 721, 1082, 1442, 3787, 3811, 7574, 7622, 20017, 26677, 40034, 53354, 55723, 111446, 140119, 280238, 390061, 780122, 2061751, 4123502, 14432257, 28864514]

約数ペア:

[(1, 28864514), (2, 14432257), (7, 4123502), (14, 2061751), (37, 780122), (74, 390061), (103, 280238), (206, 140119), (259, 111446), (518, 55723), (541, 53354), (721, 40034), (1082, 26677), (1442, 20017), (3787, 7622), (3811, 7574)]