647102316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{3877}}^1$

素因数の和:5878

約数の個数: 48

約数和(自身を含む): 1726919936

約数和(自身を除く): 1079817620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1987, 3877, 3974, 5961, 7754, 7948, 11631, 11922, 13909, 15508, 23262, 23844, 27139, 27818, 41727, 46524, 54278, 55636, 81417, 83454, 108556, 162834, 166908, 325668, 7703599, 15407198, 23110797, 30814396, 46221594, 53925193, 92443188, 107850386, 161775579, 215700772, 323551158, 647102316]

約数ペア:

[(1, 647102316), (2, 323551158), (3, 215700772), (4, 161775579), (6, 107850386), (7, 92443188), (12, 53925193), (14, 46221594), (21, 30814396), (28, 23110797), (42, 15407198), (84, 7703599), (1987, 325668), (3877, 166908), (3974, 162834), (5961, 108556), (7754, 83454), (7948, 81417), (11631, 55636), (11922, 54278), (13909, 46524), (15508, 41727), (23262, 27818), (23844, 27139)]