18152001

素因数分解:

$3^2\times 7^2\times {\mathrm{41161}}^1$

素因数の和:41181

約数の個数: 18

約数和(自身を含む): 30501042

約数和(自身を除く): 12349041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 41161, 123483, 288127, 370449, 864381, 2016889, 2593143, 6050667, 18152001]

約数ペア:

[(1, 18152001), (3, 6050667), (7, 2593143), (9, 2016889), (21, 864381), (49, 370449), (63, 288127), (147, 123483), (441, 41161)]