215598586

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1547

約数の個数: 48

約数和(自身を含む): 403799040

約数和(自身を除く): 188200454

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 361, 406, 551, 722, 1102, 1471, 2527, 2942, 3857, 5054, 7714, 10297, 10469, 20594, 20938, 27949, 42659, 55898, 73283, 85318, 146566, 195643, 298613, 391286, 531031, 597226, 810521, 1062062, 1621042, 3717217, 5673647, 7434434, 11347294, 15399899, 30799798, 107799293, 215598586]

約数ペア:

[(1, 215598586), (2, 107799293), (7, 30799798), (14, 15399899), (19, 11347294), (29, 7434434), (38, 5673647), (58, 3717217), (133, 1621042), (203, 1062062), (266, 810521), (361, 597226), (406, 531031), (551, 391286), (722, 298613), (1102, 195643), (1471, 146566), (2527, 85318), (2942, 73283), (3857, 55898), (5054, 42659), (7714, 27949), (10297, 20938), (10469, 20594)]