66139955

素因数分解:

$5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{541}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 92682000

約数和(自身を除く): 26542045

約数列:

[1, 5, 7, 35, 49, 245, 499, 541, 2495, 2705, 3493, 3787, 17465, 18935, 24451, 26509, 122255, 132545, 269959, 1349795, 1889713, 9448565, 13227991, 66139955]

約数ペア:

[(1, 66139955), (5, 13227991), (7, 9448565), (35, 1889713), (49, 1349795), (245, 269959), (499, 132545), (541, 122255), (2495, 26509), (2705, 24451), (3493, 18935), (3787, 17465)]