67838805

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 122181696

約数和(自身を除く): 54342891

約数列:

[1, 3, 5, 9, 15, 41, 45, 83, 123, 205, 249, 369, 415, 443, 615, 747, 1245, 1329, 1845, 2215, 3403, 3735, 3987, 6645, 10209, 17015, 18163, 19935, 30627, 36769, 51045, 54489, 90815, 110307, 153135, 163467, 183845, 272445, 330921, 551535, 817335, 1507529, 1654605, 4522587, 7537645, 13567761, 22612935, 67838805]

約数ペア:

[(1, 67838805), (3, 22612935), (5, 13567761), (9, 7537645), (15, 4522587), (41, 1654605), (45, 1507529), (83, 817335), (123, 551535), (205, 330921), (249, 272445), (369, 183845), (415, 163467), (443, 153135), (615, 110307), (747, 90815), (1245, 54489), (1329, 51045), (1845, 36769), (2215, 30627), (3403, 19935), (3735, 18163), (3987, 17015), (6645, 10209)]