71825535

素因数分解:

$3^4\times 5^1\times {\mathrm{177347}}^1$

素因数の和:177364

約数の個数: 20

約数和(自身を含む): 128754648

約数和(自身を除く): 56929113

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 177347, 532041, 886735, 1596123, 2660205, 4788369, 7980615, 14365107, 23941845, 71825535]

約数ペア:

[(1, 71825535), (3, 23941845), (5, 14365107), (9, 7980615), (15, 4788369), (27, 2660205), (45, 1596123), (81, 886735), (135, 532041), (405, 177347)]