121943521

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{12781}}^1$

素因数の和:12864

約数の個数: 16

約数和(自身を含む): 147248640

約数和(自身を除く): 25305119

約数列:

[1, 7, 29, 47, 203, 329, 1363, 9541, 12781, 89467, 370649, 600707, 2594543, 4204949, 17420503, 121943521]

約数ペア:

[(1, 121943521), (7, 17420503), (29, 4204949), (47, 2594543), (203, 600707), (329, 370649), (1363, 89467), (9541, 12781)]