1220123212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3961439}}^1$

素因数の和:3961461

約数の個数: 24

約数和(自身を含む): 2662087680

約数和(自身を除く): 1441964468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 3961439, 7922878, 15845756, 27730073, 43575829, 55460146, 87151658, 110920292, 174303316, 305030803, 610061606, 1220123212]

約数ペア:

[(1, 1220123212), (2, 610061606), (4, 305030803), (7, 174303316), (11, 110920292), (14, 87151658), (22, 55460146), (28, 43575829), (44, 27730073), (77, 15845756), (154, 7922878), (308, 3961439)]