1561249848

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1\times {\mathrm{1753}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 4000803840

約数和(自身を除く): 2439553992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 863, 1032, 1726, 1753, 2589, 3452, 3506, 5178, 5259, 6904, 7012, 10356, 10518, 14024, 20712, 21036, 37109, 42072, 74218, 75379, 111327, 148436, 150758, 222654, 226137, 296872, 301516, 445308, 452274, 603032, 890616, 904548, 1512839, 1809096, 3025678, 4538517, 6051356, 9077034, 12102712, 18154068, 36308136, 65052077, 130104154, 195156231, 260208308, 390312462, 520416616, 780624924, 1561249848]

約数ペア:

[(1, 1561249848), (2, 780624924), (3, 520416616), (4, 390312462), (6, 260208308), (8, 195156231), (12, 130104154), (24, 65052077), (43, 36308136), (86, 18154068), (129, 12102712), (172, 9077034), (258, 6051356), (344, 4538517), (516, 3025678), (863, 1809096), (1032, 1512839), (1726, 904548), (1753, 890616), (2589, 603032), (3452, 452274), (3506, 445308), (5178, 301516), (5259, 296872), (6904, 226137), (7012, 222654), (10356, 150758), (10518, 148436), (14024, 111327), (20712, 75379), (21036, 74218), (37109, 42072)]