71264205

素因数分解:

$3^4\times 5^1\times {\mathrm{175961}}^1$

素因数の和:175978

約数の個数: 20

約数和(自身を含む): 127748412

約数和(自身を除く): 56484207

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 175961, 527883, 879805, 1583649, 2639415, 4750947, 7918245, 14252841, 23754735, 71264205]

約数ペア:

[(1, 71264205), (3, 23754735), (5, 14252841), (9, 7918245), (15, 4750947), (27, 2639415), (45, 1583649), (81, 879805), (135, 527883), (405, 175961)]