78190966

素因数分解:

$2^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:906

約数の個数: 40

約数和(自身を含む): 144195480

約数和(自身を除く): 66004514

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 857, 931, 1714, 1862, 2401, 4802, 5999, 6517, 11998, 13034, 16283, 32566, 41993, 45619, 83986, 91238, 113981, 227962, 293951, 587902, 797867, 1595734, 2057657, 4115314, 5585069, 11170138, 39095483, 78190966]

約数ペア:

[(1, 78190966), (2, 39095483), (7, 11170138), (14, 5585069), (19, 4115314), (38, 2057657), (49, 1595734), (98, 797867), (133, 587902), (266, 293951), (343, 227962), (686, 113981), (857, 91238), (931, 83986), (1714, 45619), (1862, 41993), (2401, 32566), (4802, 16283), (5999, 13034), (6517, 11998)]