13840221

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 19195200

約数和(自身を除く): 5354979

約数列:

[1, 3, 29, 87, 257, 619, 771, 1857, 7453, 17951, 22359, 53853, 159083, 477249, 4613407, 13840221]

約数ペア:

[(1, 13840221), (3, 4613407), (29, 477249), (87, 159083), (257, 53853), (619, 22359), (771, 17951), (1857, 7453)]