84212135

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20255

約数の個数: 24

約数和(自身を含む): 124474320

約数和(自身を除く): 40262185

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 20219, 101095, 141533, 343723, 707665, 990731, 1718615, 2406061, 4953655, 12030305, 16842427, 84212135]

約数ペア:

[(1, 84212135), (5, 16842427), (7, 12030305), (17, 4953655), (35, 2406061), (49, 1718615), (85, 990731), (119, 707665), (245, 343723), (595, 141533), (833, 101095), (4165, 20219)]