557210017

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6577}}^1$

素因数の和:6630

約数の個数: 32

約数和(自身を含む): 736736000

約数和(自身を除く): 179525983

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 343, 637, 931, 1729, 4459, 6517, 6577, 12103, 46039, 84721, 85501, 124963, 322273, 598507, 874741, 1624519, 2255911, 4189549, 6123187, 11371633, 29326843, 42862309, 79601431, 557210017]

約数ペア:

[(1, 557210017), (7, 79601431), (13, 42862309), (19, 29326843), (49, 11371633), (91, 6123187), (133, 4189549), (247, 2255911), (343, 1624519), (637, 874741), (931, 598507), (1729, 322273), (4459, 124963), (6517, 85501), (6577, 84721), (12103, 46039)]