253661205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{3323}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 464615424

約数和(自身を除く): 210954219

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 727, 2181, 3323, 3635, 5089, 9969, 10905, 15267, 16615, 23261, 25445, 49845, 69783, 76335, 116305, 348915, 2415821, 7247463, 12079105, 16910747, 36237315, 50732241, 84553735, 253661205]

約数ペア:

[(1, 253661205), (3, 84553735), (5, 50732241), (7, 36237315), (15, 16910747), (21, 12079105), (35, 7247463), (105, 2415821), (727, 348915), (2181, 116305), (3323, 76335), (3635, 69783), (5089, 49845), (9969, 25445), (10905, 23261), (15267, 16615)]