64643469

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1889}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 101243520

約数和(自身を除く): 36600051

約数列:

[1, 3, 11, 17, 33, 51, 61, 183, 187, 561, 671, 1037, 1889, 2013, 3111, 5667, 11407, 20779, 32113, 34221, 62337, 96339, 115229, 345687, 353243, 1059729, 1267519, 1958893, 3802557, 5876679, 21547823, 64643469]

約数ペア:

[(1, 64643469), (3, 21547823), (11, 5876679), (17, 3802557), (33, 1958893), (51, 1267519), (61, 1059729), (183, 353243), (187, 345687), (561, 115229), (671, 96339), (1037, 62337), (1889, 34221), (2013, 32113), (3111, 20779), (5667, 11407)]