39881889

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{4003}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 61213152

約数和(自身を除く): 21331263

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 3321, 4003, 9963, 12009, 36027, 108081, 164123, 324243, 492369, 972729, 1477107, 4431321, 13293963, 39881889]

約数ペア:

[(1, 39881889), (3, 13293963), (9, 4431321), (27, 1477107), (41, 972729), (81, 492369), (123, 324243), (243, 164123), (369, 108081), (1107, 36027), (3321, 12009), (4003, 9963)]