813307537

素因数分解:

$7^6\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 28

約数和(自身を含む): 983858176

約数和(自身を除く): 170550639

約数列:

[1, 7, 31, 49, 217, 223, 343, 1519, 1561, 2401, 6913, 10633, 10927, 16807, 48391, 74431, 76489, 117649, 338737, 521017, 535423, 2371159, 3647119, 3747961, 16598113, 26235727, 116186791, 813307537]

約数ペア:

[(1, 813307537), (7, 116186791), (31, 26235727), (49, 16598113), (217, 3747961), (223, 3647119), (343, 2371159), (1519, 535423), (1561, 521017), (2401, 338737), (6913, 117649), (10633, 76489), (10927, 74431), (16807, 48391)]