256982285

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{431903}}^1$

素因数の和:431932

約数の個数: 16

約数和(自身を含む): 373165056

約数和(自身を除く): 116182771

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 431903, 2159515, 3023321, 7342351, 15116605, 36711755, 51396457, 256982285]

約数ペア:

[(1, 256982285), (5, 51396457), (7, 36711755), (17, 15116605), (35, 7342351), (85, 3023321), (119, 2159515), (595, 431903)]