198804715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{80651}}^1$

素因数の和:80702

約数の個数: 16

約数和(自身を含む): 261312480

約数和(自身を除く): 62507765

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 80651, 403255, 1371067, 2338879, 6855335, 11694395, 39760943, 198804715]

約数ペア:

[(1, 198804715), (5, 39760943), (17, 11694395), (29, 6855335), (85, 2338879), (145, 1371067), (493, 403255), (2465, 80651)]