8518902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 20528640

約数和(自身を除く): 12009738

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 53, 86, 89, 106, 129, 159, 178, 258, 267, 301, 318, 371, 534, 602, 623, 742, 903, 1113, 1246, 1806, 1869, 2226, 2279, 3738, 3827, 4558, 4717, 6837, 7654, 9434, 11481, 13674, 14151, 15953, 22962, 26789, 28302, 31906, 33019, 47859, 53578, 66038, 80367, 95718, 99057, 160734, 198114, 202831, 405662, 608493, 1216986, 1419817, 2839634, 4259451, 8518902]

約数ペア:

[(1, 8518902), (2, 4259451), (3, 2839634), (6, 1419817), (7, 1216986), (14, 608493), (21, 405662), (42, 202831), (43, 198114), (53, 160734), (86, 99057), (89, 95718), (106, 80367), (129, 66038), (159, 53578), (178, 47859), (258, 33019), (267, 31906), (301, 28302), (318, 26789), (371, 22962), (534, 15953), (602, 14151), (623, 13674), (742, 11481), (903, 9434), (1113, 7654), (1246, 6837), (1806, 4717), (1869, 4558), (2226, 3827), (2279, 3738)]