13215564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:307

約数の個数: 54

約数和(自身を含む): 35419020

約数和(自身を除く): 22203456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 139, 171, 228, 278, 342, 417, 556, 684, 834, 1251, 1668, 2502, 2641, 5004, 5282, 7923, 10564, 15846, 19321, 23769, 31692, 38642, 47538, 57963, 77284, 95076, 115926, 173889, 231852, 347778, 367099, 695556, 734198, 1101297, 1468396, 2202594, 3303891, 4405188, 6607782, 13215564]

約数ペア:

[(1, 13215564), (2, 6607782), (3, 4405188), (4, 3303891), (6, 2202594), (9, 1468396), (12, 1101297), (18, 734198), (19, 695556), (36, 367099), (38, 347778), (57, 231852), (76, 173889), (114, 115926), (139, 95076), (171, 77284), (228, 57963), (278, 47538), (342, 38642), (417, 31692), (556, 23769), (684, 19321), (834, 15846), (1251, 10564), (1668, 7923), (2502, 5282), (2641, 5004)]