66702741

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{401}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 103053504

約数和(自身を除く): 36350763

約数列:

[1, 3, 7, 21, 89, 267, 401, 623, 1203, 1869, 2807, 7921, 8421, 23763, 35689, 55447, 107067, 166341, 249823, 749469, 3176321, 9528963, 22234247, 66702741]

約数ペア:

[(1, 66702741), (3, 22234247), (7, 9528963), (21, 3176321), (89, 749469), (267, 249823), (401, 166341), (623, 107067), (1203, 55447), (1869, 35689), (2807, 23763), (7921, 8421)]