38978569

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 48743208

約数和(自身を除く): 9764639

約数列:

[1, 7, 17, 49, 73, 119, 511, 641, 833, 1241, 3577, 4487, 8687, 10897, 31409, 46793, 60809, 76279, 327551, 533953, 795481, 2292857, 5568367, 38978569]

約数ペア:

[(1, 38978569), (7, 5568367), (17, 2292857), (49, 795481), (73, 533953), (119, 327551), (511, 76279), (641, 60809), (833, 46793), (1241, 31409), (3577, 10897), (4487, 8687)]