78865397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 92544984

約数和(自身を除く): 13679587

約数列:

[1, 13, 17, 43, 193, 221, 559, 731, 1849, 2509, 3281, 8299, 9503, 24037, 31433, 42653, 107887, 141083, 356857, 408629, 1834079, 4639141, 6066569, 78865397]

約数ペア:

[(1, 78865397), (13, 6066569), (17, 4639141), (43, 1834079), (193, 408629), (221, 356857), (559, 141083), (731, 107887), (1849, 42653), (2509, 31433), (3281, 24037), (8299, 9503)]