39719547

素因数分解:

$3^2\times 7^2\times {\mathrm{90067}}^1$

素因数の和:90087

約数の個数: 18

約数和(自身を含む): 66740388

約数和(自身を除く): 27020841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 90067, 270201, 630469, 810603, 1891407, 4413283, 5674221, 13239849, 39719547]

約数ペア:

[(1, 39719547), (3, 13239849), (7, 5674221), (9, 4413283), (21, 1891407), (49, 810603), (63, 630469), (147, 270201), (441, 90067)]