197492085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{626959}}^1$

素因数の和:626977

約数の個数: 24

約数和(自身を含む): 391223040

約数和(自身を除く): 193730955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 626959, 1880877, 3134795, 4388713, 5642631, 9404385, 13166139, 21943565, 28213155, 39498417, 65830695, 197492085]

約数ペア:

[(1, 197492085), (3, 65830695), (5, 39498417), (7, 28213155), (9, 21943565), (15, 13166139), (21, 9404385), (35, 5642631), (45, 4388713), (63, 3134795), (105, 1880877), (315, 626959)]