71238285

素因数分解:

$3^4\times 5^1\times {\mathrm{175897}}^1$

素因数の和:175914

約数の個数: 20

約数和(自身を含む): 127701948

約数和(自身を除く): 56463663

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 175897, 527691, 879485, 1583073, 2638455, 4749219, 7915365, 14247657, 23746095, 71238285]

約数ペア:

[(1, 71238285), (3, 23746095), (5, 14247657), (9, 7915365), (15, 4749219), (27, 2638455), (45, 1583073), (81, 879485), (135, 527691), (405, 175897)]