71131365

素因数分解:

$3^4\times 5^1\times {\mathrm{175633}}^1$

素因数の和:175650

約数の個数: 20

約数和(自身を含む): 127510284

約数和(自身を除く): 56378919

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 175633, 526899, 878165, 1580697, 2634495, 4742091, 7903485, 14226273, 23710455, 71131365]

約数ペア:

[(1, 71131365), (3, 23710455), (5, 14226273), (9, 7903485), (15, 4742091), (27, 2634495), (45, 1580697), (81, 878165), (135, 526899), (405, 175633)]