123165945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12613}}^1$

素因数の和:12662

約数の個数: 48

約数和(自身を含む): 251876352

約数和(自身を除く): 128710407

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 12613, 37839, 63065, 88291, 113517, 189195, 264873, 391003, 441455, 567585, 794619, 1173009, 1324365, 1955015, 2737021, 3519027, 3973095, 5865045, 8211063, 13685105, 17595135, 24633189, 41055315, 123165945]

約数ペア:

[(1, 123165945), (3, 41055315), (5, 24633189), (7, 17595135), (9, 13685105), (15, 8211063), (21, 5865045), (31, 3973095), (35, 3519027), (45, 2737021), (63, 1955015), (93, 1324365), (105, 1173009), (155, 794619), (217, 567585), (279, 441455), (315, 391003), (465, 264873), (651, 189195), (1085, 113517), (1395, 88291), (1953, 63065), (3255, 37839), (9765, 12613)]