71390079

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{8237}}^1$

素因数の和:8356

約数の個数: 20

約数和(自身を含む): 107654184

約数和(自身を除く): 36264105

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8237, 8667, 24711, 74133, 222399, 667197, 881359, 2644077, 7932231, 23796693, 71390079]

約数ペア:

[(1, 71390079), (3, 23796693), (9, 7932231), (27, 2644077), (81, 881359), (107, 667197), (321, 222399), (963, 74133), (2889, 24711), (8237, 8667)]