16364187

素因数分解:

$3^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 80

約数和(自身を含む): 30976000

約数和(自身を除く): 14611813

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 49, 57, 63, 81, 93, 133, 147, 171, 189, 217, 279, 343, 399, 441, 513, 567, 589, 651, 837, 931, 1029, 1197, 1323, 1519, 1539, 1767, 1953, 2511, 2793, 3087, 3591, 3969, 4123, 4557, 5301, 5859, 6517, 8379, 9261, 10633, 10773, 12369, 13671, 15903, 17577, 19551, 25137, 27783, 28861, 31899, 37107, 41013, 47709, 58653, 75411, 86583, 95697, 111321, 123039, 175959, 202027, 259749, 287091, 333963, 527877, 606081, 779247, 861273, 1818243, 2337741, 5454729, 16364187]

約数ペア:

[(1, 16364187), (3, 5454729), (7, 2337741), (9, 1818243), (19, 861273), (21, 779247), (27, 606081), (31, 527877), (49, 333963), (57, 287091), (63, 259749), (81, 202027), (93, 175959), (133, 123039), (147, 111321), (171, 95697), (189, 86583), (217, 75411), (279, 58653), (343, 47709), (399, 41013), (441, 37107), (513, 31899), (567, 28861), (589, 27783), (651, 25137), (837, 19551), (931, 17577), (1029, 15903), (1197, 13671), (1323, 12369), (1519, 10773), (1539, 10633), (1767, 9261), (1953, 8379), (2511, 6517), (2793, 5859), (3087, 5301), (3591, 4557), (3969, 4123)]