201257931

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{222877}}^1$

素因数の和:222930

約数の個数: 16

約数和(自身を含む): 313812224

約数和(自身を除く): 112554293

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 222877, 668631, 1560139, 4680417, 9583711, 28751133, 67085977, 201257931]

約数ペア:

[(1, 201257931), (3, 67085977), (7, 28751133), (21, 9583711), (43, 4680417), (129, 1560139), (301, 668631), (903, 222877)]