12540429

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 19891872

約数和(自身を除く): 7351443

約数列:

[1, 3, 9, 11, 33, 99, 197, 591, 643, 1773, 1929, 2167, 5787, 6501, 7073, 19503, 21219, 63657, 126671, 380013, 1140039, 1393381, 4180143, 12540429]

約数ペア:

[(1, 12540429), (3, 4180143), (9, 1393381), (11, 1140039), (33, 380013), (99, 126671), (197, 63657), (591, 21219), (643, 19503), (1773, 7073), (1929, 6501), (2167, 5787)]