78904378

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17449}}^1$

素因数の和:17494

約数の個数: 32

約数和(自身を含む): 150768000

約数和(自身を除く): 71863622

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 17449, 34898, 122143, 244286, 296633, 331531, 593266, 663062, 2076431, 2320717, 4152862, 4641434, 5636027, 11272054, 39452189, 78904378]

約数ペア:

[(1, 78904378), (2, 39452189), (7, 11272054), (14, 5636027), (17, 4641434), (19, 4152862), (34, 2320717), (38, 2076431), (119, 663062), (133, 593266), (238, 331531), (266, 296633), (323, 244286), (646, 122143), (2261, 34898), (4522, 17449)]