208480068

素因数分解:

$2^2\times 3^4\times {\mathrm{643457}}^1$

素因数の和:643473

約数の個数: 30

約数和(自身を含む): 545008926

約数和(自身を除く): 336528858

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 643457, 1286914, 1930371, 2573828, 3860742, 5791113, 7721484, 11582226, 17373339, 23164452, 34746678, 52120017, 69493356, 104240034, 208480068]

約数ペア:

[(1, 208480068), (2, 104240034), (3, 69493356), (4, 52120017), (6, 34746678), (9, 23164452), (12, 17373339), (18, 11582226), (27, 7721484), (36, 5791113), (54, 3860742), (81, 2573828), (108, 1930371), (162, 1286914), (324, 643457)]