140541561

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{8719}}^1$

素因数の和:8930

約数の個数: 20

約数和(自身を含む): 211024000

約数和(自身を除く): 70482439

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 8719, 16119, 26157, 78471, 235413, 706239, 1735081, 5205243, 15615729, 46847187, 140541561]

約数ペア:

[(1, 140541561), (3, 46847187), (9, 15615729), (27, 5205243), (81, 1735081), (199, 706239), (597, 235413), (1791, 78471), (5373, 26157), (8719, 16119)]