2055195

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 3603600

約数和(自身を除く): 1548405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 419, 545, 981, 1257, 1635, 2095, 3771, 4905, 6285, 18855, 45671, 137013, 228355, 411039, 685065, 2055195]

約数ペア:

[(1, 2055195), (3, 685065), (5, 411039), (9, 228355), (15, 137013), (45, 45671), (109, 18855), (327, 6285), (419, 4905), (545, 3771), (981, 2095), (1257, 1635)]