66109815

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 117016536

約数和(自身を除く): 50906721

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 523, 795, 1569, 2385, 2615, 2809, 4707, 7845, 8427, 14045, 23535, 25281, 27719, 42135, 83157, 126405, 138595, 249471, 415785, 1247355, 1469107, 4407321, 7345535, 13221963, 22036605, 66109815]

約数ペア:

[(1, 66109815), (3, 22036605), (5, 13221963), (9, 7345535), (15, 4407321), (45, 1469107), (53, 1247355), (159, 415785), (265, 249471), (477, 138595), (523, 126405), (795, 83157), (1569, 42135), (2385, 27719), (2615, 25281), (2809, 23535), (4707, 14045), (7845, 8427)]