289678466

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 555641856

約数和(自身を除く): 265963390

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 131, 154, 166, 173, 262, 346, 581, 913, 917, 1162, 1211, 1441, 1826, 1834, 1903, 2422, 2882, 3806, 6391, 10087, 10873, 12782, 13321, 14359, 20174, 21746, 22663, 26642, 28718, 45326, 76111, 100513, 119603, 152222, 157949, 158641, 201026, 239206, 249293, 315898, 317282, 498586, 837221, 1105643, 1674442, 1745051, 1881029, 2211286, 3490102, 3762058, 13167203, 20691319, 26334406, 41382638, 144839233, 289678466]

約数ペア:

[(1, 289678466), (2, 144839233), (7, 41382638), (11, 26334406), (14, 20691319), (22, 13167203), (77, 3762058), (83, 3490102), (131, 2211286), (154, 1881029), (166, 1745051), (173, 1674442), (262, 1105643), (346, 837221), (581, 498586), (913, 317282), (917, 315898), (1162, 249293), (1211, 239206), (1441, 201026), (1826, 158641), (1834, 157949), (1903, 152222), (2422, 119603), (2882, 100513), (3806, 76111), (6391, 45326), (10087, 28718), (10873, 26642), (12782, 22663), (13321, 21746), (14359, 20174)]