539768105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{24709}}^1$

素因数の和:24988

約数の個数: 16

約数和(自身を含む): 688519440

約数和(自身を除く): 148751335

約数列:

[1, 5, 17, 85, 257, 1285, 4369, 21845, 24709, 123545, 420053, 2100265, 6350213, 31751065, 107953621, 539768105]

約数ペア:

[(1, 539768105), (5, 107953621), (17, 31751065), (85, 6350213), (257, 2100265), (1285, 420053), (4369, 123545), (21845, 24709)]