81059778

素因数分解:

$2^1\times 3^4\times {\mathrm{500369}}^1$

素因数の和:500383

約数の個数: 20

約数和(自身を含む): 181634310

約数和(自身を除く): 100574532

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 500369, 1000738, 1501107, 3002214, 4503321, 9006642, 13509963, 27019926, 40529889, 81059778]

約数ペア:

[(1, 81059778), (2, 40529889), (3, 27019926), (6, 13509963), (9, 9006642), (18, 4503321), (27, 3002214), (54, 1501107), (81, 1000738), (162, 500369)]