201918305

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{1459}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 245980800

約数和(自身を除く): 44062495

約数列:

[1, 5, 89, 311, 445, 1459, 1555, 7295, 27679, 129851, 138395, 453749, 649255, 2268745, 40383661, 201918305]

約数ペア:

[(1, 201918305), (5, 40383661), (89, 2268745), (311, 649255), (445, 453749), (1459, 138395), (1555, 129851), (7295, 27679)]