20172960927

素因数分解:

$3^3\times 7^1\times {\mathrm{106735243}}^1$

素因数の和:106735259

約数の個数: 16

約数和(自身を含む): 34155278080

約数和(自身を除く): 13982317153

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106735243, 320205729, 747146701, 960617187, 2241440103, 2881851561, 6724320309, 20172960927]

約数ペア:

[(1, 20172960927), (3, 6724320309), (7, 2881851561), (9, 2241440103), (21, 960617187), (27, 747146701), (63, 320205729), (189, 106735243)]