977143868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1777}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 1840016640

約数和(自身を除く): 862872772

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 139, 172, 278, 556, 989, 1777, 1978, 3197, 3554, 3956, 5977, 6394, 7108, 11954, 12788, 23908, 40871, 76411, 81742, 137471, 152822, 163484, 247003, 274942, 305644, 494006, 549884, 988012, 1757453, 3514906, 5681069, 7029812, 10621129, 11362138, 21242258, 22724276, 42484516, 244285967, 488571934, 977143868]

約数ペア:

[(1, 977143868), (2, 488571934), (4, 244285967), (23, 42484516), (43, 22724276), (46, 21242258), (86, 11362138), (92, 10621129), (139, 7029812), (172, 5681069), (278, 3514906), (556, 1757453), (989, 988012), (1777, 549884), (1978, 494006), (3197, 305644), (3554, 274942), (3956, 247003), (5977, 163484), (6394, 152822), (7108, 137471), (11954, 81742), (12788, 76411), (23908, 40871)]