66161564

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10889}}^1$

素因数の和:10938

約数の個数: 36

約数和(自身を含む): 139043520

約数和(自身を除く): 72881956

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 10889, 21778, 43556, 76223, 152446, 304892, 337559, 533561, 675118, 1067122, 1350236, 2134244, 2362913, 4725826, 9451652, 16540391, 33080782, 66161564]

約数ペア:

[(1, 66161564), (2, 33080782), (4, 16540391), (7, 9451652), (14, 4725826), (28, 2362913), (31, 2134244), (49, 1350236), (62, 1067122), (98, 675118), (124, 533561), (196, 337559), (217, 304892), (434, 152446), (868, 76223), (1519, 43556), (3038, 21778), (6076, 10889)]