66707571

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{4493}}^1$

素因数の和:4611

約数の個数: 24

約数和(自身を含む): 104512464

約数和(自身を除く): 37804893

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4493, 4949, 13479, 14847, 31451, 94353, 220157, 453793, 660471, 1361379, 3176551, 9529653, 22235857, 66707571]

約数ペア:

[(1, 66707571), (3, 22235857), (7, 9529653), (21, 3176551), (49, 1361379), (101, 660471), (147, 453793), (303, 220157), (707, 94353), (2121, 31451), (4493, 14847), (4949, 13479)]