71569881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{1303}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 109848960

約数和(自身を除く): 38279079

約数列:

[1, 3, 9, 17, 51, 153, 359, 1077, 1303, 3231, 3909, 6103, 11727, 18309, 22151, 54927, 66453, 199359, 467777, 1403331, 4209993, 7952209, 23856627, 71569881]

約数ペア:

[(1, 71569881), (3, 23856627), (9, 7952209), (17, 4209993), (51, 1403331), (153, 467777), (359, 199359), (1077, 66453), (1303, 54927), (3231, 22151), (3909, 18309), (6103, 11727)]