25142229

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9281}}^1$

素因数の和:9337

約数の個数: 24

約数和(自身を含む): 42474432

約数和(自身を除く): 17332203

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 9281, 27843, 64967, 83529, 194901, 399083, 584703, 1197249, 2793581, 3591747, 8380743, 25142229]

約数ペア:

[(1, 25142229), (3, 8380743), (7, 3591747), (9, 2793581), (21, 1197249), (43, 584703), (63, 399083), (129, 194901), (301, 83529), (387, 64967), (903, 27843), (2709, 9281)]