320470557

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{643}}^1\times {\mathrm{1373}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 470743392

約数和(自身を除く): 150272835

約数列:

[1, 3, 11, 33, 121, 363, 643, 1373, 1929, 4119, 7073, 15103, 21219, 45309, 77803, 166133, 233409, 498399, 882839, 2648517, 9711229, 29133687, 106823519, 320470557]

約数ペア:

[(1, 320470557), (3, 106823519), (11, 29133687), (33, 9711229), (121, 2648517), (363, 882839), (643, 498399), (1373, 233409), (1929, 166133), (4119, 77803), (7073, 45309), (15103, 21219)]