61990143

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{2333}}^1$

素因数の和:2874

約数の個数: 16

約数和(自身を含む): 87721056

約数和(自身を除く): 25730913

約数列:

[1, 3, 17, 51, 521, 1563, 2333, 6999, 8857, 26571, 39661, 118983, 1215493, 3646479, 20663381, 61990143]

約数ペア:

[(1, 61990143), (3, 20663381), (17, 3646479), (51, 1215493), (521, 118983), (1563, 39661), (2333, 26571), (6999, 8857)]