390417835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{42139}}^1$

素因数の和:42270

約数の個数: 16

約数和(自身を含む): 500623200

約数和(自身を除く): 110205365

約数列:

[1, 5, 17, 85, 109, 545, 1853, 9265, 42139, 210695, 716363, 3581815, 4593151, 22965755, 78083567, 390417835]

約数ペア:

[(1, 390417835), (5, 78083567), (17, 22965755), (85, 4593151), (109, 3581815), (545, 716363), (1853, 210695), (9265, 42139)]