9897291

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 15069600

約数和(自身を除く): 5172309

約数列:

[1, 3, 9, 23, 69, 137, 207, 349, 411, 1047, 1233, 3141, 3151, 8027, 9453, 24081, 28359, 47813, 72243, 143439, 430317, 1099699, 3299097, 9897291]

約数ペア:

[(1, 9897291), (3, 3299097), (9, 1099699), (23, 430317), (69, 143439), (137, 72243), (207, 47813), (349, 28359), (411, 24081), (1047, 9453), (1233, 8027), (3141, 3151)]