253485265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 339655680

約数和(自身を除く): 86170415

約数列:

[1, 5, 11, 55, 71, 139, 355, 467, 695, 781, 1529, 2335, 3905, 5137, 7645, 9869, 25685, 33157, 49345, 64913, 108559, 165785, 324565, 364727, 542795, 714043, 1823635, 3570215, 4608823, 23044115, 50697053, 253485265]

約数ペア:

[(1, 253485265), (5, 50697053), (11, 23044115), (55, 4608823), (71, 3570215), (139, 1823635), (355, 714043), (467, 542795), (695, 364727), (781, 324565), (1529, 165785), (2335, 108559), (3905, 64913), (5137, 49345), (7645, 33157), (9869, 25685)]