1663996893

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 2584038912

約数和(自身を除く): 920042019

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 181, 277, 299, 481, 543, 831, 851, 897, 1443, 2353, 2553, 3601, 4163, 6371, 6697, 7059, 10249, 10803, 11063, 12489, 19113, 20091, 30747, 33189, 50137, 54119, 82823, 87061, 133237, 150411, 154031, 162357, 235727, 248469, 261183, 399711, 462093, 651781, 707181, 1153151, 1855069, 1955343, 2002403, 3064451, 3459453, 5565207, 6007209, 9193353, 14990963, 24115897, 42666587, 44972889, 72347691, 127999761, 554665631, 1663996893]

約数ペア:

[(1, 1663996893), (3, 554665631), (13, 127999761), (23, 72347691), (37, 44972889), (39, 42666587), (69, 24115897), (111, 14990963), (181, 9193353), (277, 6007209), (299, 5565207), (481, 3459453), (543, 3064451), (831, 2002403), (851, 1955343), (897, 1855069), (1443, 1153151), (2353, 707181), (2553, 651781), (3601, 462093), (4163, 399711), (6371, 261183), (6697, 248469), (7059, 235727), (10249, 162357), (10803, 154031), (11063, 150411), (12489, 133237), (19113, 87061), (20091, 82823), (30747, 54119), (33189, 50137)]