201105

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 360360

約数和(自身を除く): 159255

約数列:

[1, 3, 5, 9, 15, 41, 45, 109, 123, 205, 327, 369, 545, 615, 981, 1635, 1845, 4469, 4905, 13407, 22345, 40221, 67035, 201105]

約数ペア:

[(1, 201105), (3, 67035), (5, 40221), (9, 22345), (15, 13407), (41, 4905), (45, 4469), (109, 1845), (123, 1635), (205, 981), (327, 615), (369, 545)]