1272029395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{9949}}^1$

素因数の和:10255

約数の個数: 32

約数和(自身を含む): 1885564800

約数和(自身を除く): 613535405

約数列:

[1, 5, 7, 13, 35, 65, 91, 281, 455, 1405, 1967, 3653, 9835, 9949, 18265, 25571, 49745, 69643, 127855, 129337, 348215, 646685, 905359, 2795669, 4526795, 13978345, 19569683, 36343697, 97848415, 181718485, 254405879, 1272029395]

約数ペア:

[(1, 1272029395), (5, 254405879), (7, 181718485), (13, 97848415), (35, 36343697), (65, 19569683), (91, 13978345), (281, 4526795), (455, 2795669), (1405, 905359), (1967, 646685), (3653, 348215), (9835, 129337), (9949, 127855), (18265, 69643), (25571, 49745)]