538218

素因数分解:

$2^1\times 3^3\times {\mathrm{9967}}^1$

素因数の和:9978

約数の個数: 16

約数和(自身を含む): 1196160

約数和(自身を除く): 657942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 9967, 19934, 29901, 59802, 89703, 179406, 269109, 538218]

約数ペア:

[(1, 538218), (2, 269109), (3, 179406), (6, 89703), (9, 59802), (18, 29901), (27, 19934), (54, 9967)]