39700143

素因数分解:

$3^2\times 7^2\times {\mathrm{90023}}^1$

素因数の和:90043

約数の個数: 18

約数和(自身を含む): 66707784

約数和(自身を除く): 27007641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 90023, 270069, 630161, 810207, 1890483, 4411127, 5671449, 13233381, 39700143]

約数ペア:

[(1, 39700143), (3, 13233381), (7, 5671449), (9, 4411127), (21, 1890483), (49, 810207), (63, 630161), (147, 270069), (441, 90023)]