289350815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{1913}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 378282960

約数和(自身を除く): 88932145

約数列:

[1, 5, 13, 65, 169, 179, 845, 895, 1913, 2327, 9565, 11635, 24869, 30251, 124345, 151255, 323297, 342427, 1616485, 1712135, 4451551, 22257755, 57870163, 289350815]

約数ペア:

[(1, 289350815), (5, 57870163), (13, 22257755), (65, 4451551), (169, 1712135), (179, 1616485), (845, 342427), (895, 323297), (1913, 151255), (2327, 124345), (9565, 30251), (11635, 24869)]