28689282

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 66648960

約数和(自身を除く): 37959678

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 83, 111, 166, 173, 222, 249, 333, 346, 498, 519, 666, 747, 999, 1038, 1494, 1557, 1998, 2241, 3071, 3114, 4482, 4671, 6142, 6401, 9213, 9342, 12802, 14359, 18426, 19203, 27639, 28718, 38406, 43077, 55278, 57609, 82917, 86154, 115218, 129231, 165834, 172827, 258462, 345654, 387693, 531283, 775386, 1062566, 1593849, 3187698, 4781547, 9563094, 14344641, 28689282]

約数ペア:

[(1, 28689282), (2, 14344641), (3, 9563094), (6, 4781547), (9, 3187698), (18, 1593849), (27, 1062566), (37, 775386), (54, 531283), (74, 387693), (83, 345654), (111, 258462), (166, 172827), (173, 165834), (222, 129231), (249, 115218), (333, 86154), (346, 82917), (498, 57609), (519, 55278), (666, 43077), (747, 38406), (999, 28718), (1038, 27639), (1494, 19203), (1557, 18426), (1998, 14359), (2241, 12802), (3071, 9342), (3114, 9213), (4482, 6401), (4671, 6142)]