71717919

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37529}}^1$

素因数の和:37559

約数の個数: 24

約数和(自身を含む): 119795760

約数和(自身を除く): 48077841

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 37529, 112587, 262703, 487877, 788109, 1463631, 1838921, 3415139, 5516763, 10245417, 23905973, 71717919]

約数ペア:

[(1, 71717919), (3, 23905973), (7, 10245417), (13, 5516763), (21, 3415139), (39, 1838921), (49, 1463631), (91, 788109), (147, 487877), (273, 262703), (637, 112587), (1911, 37529)]