1981383273

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{1543}}^1\times {\mathrm{2339}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 2912045760

約数和(自身を除く): 930662487

約数列:

[1, 3, 9, 61, 183, 549, 1543, 2339, 4629, 7017, 13887, 21051, 94123, 142679, 282369, 428037, 847107, 1284111, 3609077, 10827231, 32481693, 220153697, 660461091, 1981383273]

約数ペア:

[(1, 1981383273), (3, 660461091), (9, 220153697), (61, 32481693), (183, 10827231), (549, 3609077), (1543, 1284111), (2339, 847107), (4629, 428037), (7017, 282369), (13887, 142679), (21051, 94123)]