133054551

素因数分解:

$3^2\times 7^2\times {\mathrm{301711}}^1$

素因数の和:301731

約数の個数: 18

約数和(自身を含む): 223568592

約数和(自身を除く): 90514041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 301711, 905133, 2111977, 2715399, 6335931, 14783839, 19007793, 44351517, 133054551]

約数ペア:

[(1, 133054551), (3, 44351517), (7, 19007793), (9, 14783839), (21, 6335931), (49, 2715399), (63, 2111977), (147, 905133), (441, 301711)]