245655

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 438048

約数和(自身を除く): 192393

約数列:

[1, 3, 5, 9, 15, 45, 53, 103, 159, 265, 309, 477, 515, 795, 927, 1545, 2385, 4635, 5459, 16377, 27295, 49131, 81885, 245655]

約数ペア:

[(1, 245655), (3, 81885), (5, 49131), (9, 27295), (15, 16377), (45, 5459), (53, 4635), (103, 2385), (159, 1545), (265, 927), (309, 795), (477, 515)]