66451693

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 90091008

約数和(自身を除く): 23639315

約数列:

[1, 7, 11, 31, 41, 49, 77, 97, 217, 287, 341, 451, 539, 679, 1067, 1271, 1519, 2009, 2387, 3007, 3157, 3977, 4753, 7469, 8897, 13981, 16709, 21049, 22099, 27839, 33077, 43747, 52283, 62279, 97867, 123287, 147343, 194873, 231539, 306229, 685069, 863009, 1356157, 1620773, 2143603, 6041063, 9493099, 66451693]

約数ペア:

[(1, 66451693), (7, 9493099), (11, 6041063), (31, 2143603), (41, 1620773), (49, 1356157), (77, 863009), (97, 685069), (217, 306229), (287, 231539), (341, 194873), (451, 147343), (539, 123287), (679, 97867), (1067, 62279), (1271, 52283), (1519, 43747), (2009, 33077), (2387, 27839), (3007, 22099), (3157, 21049), (3977, 16709), (4753, 13981), (7469, 8897)]