538172667

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{24517}}^1$

素因数の和:24800

約数の個数: 20

約数和(自身を含む): 806936416

約数和(自身を除く): 268763749

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 7317, 21951, 24517, 73551, 220653, 661959, 1985877, 6644107, 19932321, 59796963, 179390889, 538172667]

約数ペア:

[(1, 538172667), (3, 179390889), (9, 59796963), (27, 19932321), (81, 6644107), (271, 1985877), (813, 661959), (2439, 220653), (7317, 73551), (21951, 24517)]