2578670745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{9859}}^1$

素因数の和:9974

約数の個数: 64

約数和(自身を含む): 4906967040

約数和(自身を除く): 2328296295

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 53, 105, 141, 159, 235, 265, 329, 371, 705, 795, 987, 1113, 1645, 1855, 2491, 4935, 5565, 7473, 9859, 12455, 17437, 29577, 37365, 49295, 52311, 69013, 87185, 147885, 207039, 261555, 345065, 463373, 522527, 1035195, 1390119, 1567581, 2316865, 2612635, 3243611, 3657689, 6950595, 7837905, 9730833, 10973067, 16218055, 18288445, 24558769, 48654165, 54865335, 73676307, 122793845, 171911383, 368381535, 515734149, 859556915, 2578670745]

約数ペア:

[(1, 2578670745), (3, 859556915), (5, 515734149), (7, 368381535), (15, 171911383), (21, 122793845), (35, 73676307), (47, 54865335), (53, 48654165), (105, 24558769), (141, 18288445), (159, 16218055), (235, 10973067), (265, 9730833), (329, 7837905), (371, 6950595), (705, 3657689), (795, 3243611), (987, 2612635), (1113, 2316865), (1645, 1567581), (1855, 1390119), (2491, 1035195), (4935, 522527), (5565, 463373), (7473, 345065), (9859, 261555), (12455, 207039), (17437, 147885), (29577, 87185), (37365, 69013), (49295, 52311)]