47390390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{278767}}^1$

素因数の和:278791

約数の個数: 16

約数和(自身を含む): 90320832

約数和(自身を除く): 42930442

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 278767, 557534, 1393835, 2787670, 4739039, 9478078, 23695195, 47390390]

約数ペア:

[(1, 47390390), (2, 23695195), (5, 9478078), (10, 4739039), (17, 2787670), (34, 1393835), (85, 557534), (170, 278767)]