1947983211

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{509}}^1\times {\mathrm{6971}}^1$

素因数の和:7547

約数の個数: 24

約数和(自身を含む): 2865910320

約数和(自身を除く): 917927109

約数列:

[1, 3, 9, 61, 183, 509, 549, 1527, 4581, 6971, 20913, 31049, 62739, 93147, 279441, 425231, 1275693, 3548239, 3827079, 10644717, 31934151, 216442579, 649327737, 1947983211]

約数ペア:

[(1, 1947983211), (3, 649327737), (9, 216442579), (61, 31934151), (183, 10644717), (509, 3827079), (549, 3548239), (1527, 1275693), (4581, 425231), (6971, 279441), (20913, 93147), (31049, 62739)]