28074046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 58222080

約数和(自身を除く): 30148034

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 37, 74, 77, 91, 143, 154, 182, 259, 286, 379, 407, 481, 518, 758, 814, 962, 1001, 2002, 2653, 2849, 3367, 4169, 4927, 5291, 5306, 5698, 6734, 8338, 9854, 10582, 14023, 28046, 29183, 34489, 37037, 54197, 58366, 68978, 74074, 98161, 108394, 154253, 182299, 196322, 308506, 364598, 379379, 758758, 1079771, 1276093, 2005289, 2159542, 2552186, 4010578, 14037023, 28074046]

約数ペア:

[(1, 28074046), (2, 14037023), (7, 4010578), (11, 2552186), (13, 2159542), (14, 2005289), (22, 1276093), (26, 1079771), (37, 758758), (74, 379379), (77, 364598), (91, 308506), (143, 196322), (154, 182299), (182, 154253), (259, 108394), (286, 98161), (379, 74074), (407, 68978), (481, 58366), (518, 54197), (758, 37037), (814, 34489), (962, 29183), (1001, 28046), (2002, 14023), (2653, 10582), (2849, 9854), (3367, 8338), (4169, 6734), (4927, 5698), (5291, 5306)]