201428985

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 332513280

約数和(自身を除く): 131084295

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 381, 635, 645, 1905, 2459, 5461, 7377, 12295, 16383, 27305, 36885, 81915, 105737, 312293, 317211, 528685, 936879, 1561465, 1586055, 4684395, 13428599, 40285797, 67142995, 201428985]

約数ペア:

[(1, 201428985), (3, 67142995), (5, 40285797), (15, 13428599), (43, 4684395), (127, 1586055), (129, 1561465), (215, 936879), (381, 528685), (635, 317211), (645, 312293), (1905, 105737), (2459, 81915), (5461, 36885), (7377, 27305), (12295, 16383)]