205420155

素因数分解:

$3^1\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{8089}}^1$

素因数の和:9790

約数の個数: 16

約数和(自身を含む): 328907040

約数和(自身を除く): 123486885

約数列:

[1, 3, 5, 15, 1693, 5079, 8089, 8465, 24267, 25395, 40445, 121335, 13694677, 41084031, 68473385, 205420155]

約数ペア:

[(1, 205420155), (3, 68473385), (5, 41084031), (15, 13694677), (1693, 121335), (5079, 40445), (8089, 25395), (8465, 24267)]