201998965

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 282447360

約数和(自身を除く): 80448395

約数列:

[1, 5, 7, 35, 103, 137, 409, 515, 685, 721, 959, 2045, 2863, 3605, 4795, 14111, 14315, 42127, 56033, 70555, 98777, 210635, 280165, 294889, 392231, 493885, 1474445, 1961155, 5771399, 28856995, 40399793, 201998965]

約数ペア:

[(1, 201998965), (5, 40399793), (7, 28856995), (35, 5771399), (103, 1961155), (137, 1474445), (409, 493885), (515, 392231), (685, 294889), (721, 280165), (959, 210635), (2045, 98777), (2863, 70555), (3605, 56033), (4795, 42127), (14111, 14315)]