27939429

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1399}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 46300800

約数和(自身を除く): 18361371

約数列:

[1, 3, 7, 9, 21, 63, 317, 951, 1399, 2219, 2853, 4197, 6657, 9793, 12591, 19971, 29379, 88137, 443483, 1330449, 3104381, 3991347, 9313143, 27939429]

約数ペア:

[(1, 27939429), (3, 9313143), (7, 3991347), (9, 3104381), (21, 1330449), (63, 443483), (317, 88137), (951, 29379), (1399, 19971), (2219, 12591), (2853, 9793), (4197, 6657)]