47720955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{187141}}^1$

素因数の和:187166

約数の個数: 16

約数和(自身を含む): 80845344

約数和(自身を除く): 33124389

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 187141, 561423, 935705, 2807115, 3181397, 9544191, 15906985, 47720955]

約数ペア:

[(1, 47720955), (3, 15906985), (5, 9544191), (15, 3181397), (17, 2807115), (51, 935705), (85, 561423), (255, 187141)]