64120396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21929}}^1$

素因数の和:21993

約数の個数: 24

約数和(自身を含む): 121579920

約数和(自身を除く): 57459524

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 21929, 43858, 87716, 372793, 745586, 942947, 1491172, 1885894, 3771788, 16030099, 32060198, 64120396]

約数ペア:

[(1, 64120396), (2, 32060198), (4, 16030099), (17, 3771788), (34, 1885894), (43, 1491172), (68, 942947), (86, 745586), (172, 372793), (731, 87716), (1462, 43858), (2924, 21929)]