157045016709

素因数分解:

$3^2\times 7^2\times {\mathrm{356111149}}^1$

素因数の和:356111169

約数の個数: 18

約数和(自身を含む): 263878362150

約数和(自身を除く): 106833345441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 356111149, 1068333447, 2492778043, 3205000341, 7478334129, 17449446301, 22435002387, 52348338903, 157045016709]

約数ペア:

[(1, 157045016709), (3, 52348338903), (7, 22435002387), (9, 17449446301), (21, 7478334129), (49, 3205000341), (63, 2492778043), (147, 1068333447), (441, 356111149)]