1298981305

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{827}}^1\times {\mathrm{1087}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 1659391488

約数和(自身を除く): 360410183

約数列:

[1, 5, 17, 85, 289, 827, 1087, 1445, 4135, 5435, 14059, 18479, 70295, 92395, 239003, 314143, 898949, 1195015, 1570715, 4494745, 15282133, 76410665, 259796261, 1298981305]

約数ペア:

[(1, 1298981305), (5, 259796261), (17, 76410665), (85, 15282133), (289, 4494745), (827, 1570715), (1087, 1195015), (1445, 898949), (4135, 314143), (5435, 239003), (14059, 92395), (18479, 70295)]