7863723

素因数分解:

$3^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 56

約数和(自身を含む): 14270208

約数和(自身を除く): 6406485

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 67, 69, 81, 161, 189, 201, 207, 243, 469, 483, 567, 603, 621, 729, 1407, 1449, 1541, 1701, 1809, 1863, 4221, 4347, 4623, 5103, 5427, 5589, 10787, 12663, 13041, 13869, 16281, 16767, 32361, 37989, 39123, 41607, 48843, 97083, 113967, 117369, 124821, 291249, 341901, 374463, 873747, 1123389, 2621241, 7863723]

約数ペア:

[(1, 7863723), (3, 2621241), (7, 1123389), (9, 873747), (21, 374463), (23, 341901), (27, 291249), (63, 124821), (67, 117369), (69, 113967), (81, 97083), (161, 48843), (189, 41607), (201, 39123), (207, 37989), (243, 32361), (469, 16767), (483, 16281), (567, 13869), (603, 13041), (621, 12663), (729, 10787), (1407, 5589), (1449, 5427), (1541, 5103), (1701, 4623), (1809, 4347), (1863, 4221)]