68399541

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3607}}^1$

素因数の和:3670

約数の個数: 36

約数和(自身を含む): 117635232

約数和(自身を除く): 49235691

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 2107, 2709, 3607, 6321, 10821, 18963, 25249, 32463, 75747, 155101, 176743, 227241, 465303, 530229, 1085707, 1395909, 1590687, 3257121, 7599949, 9771363, 22799847, 68399541]

約数ペア:

[(1, 68399541), (3, 22799847), (7, 9771363), (9, 7599949), (21, 3257121), (43, 1590687), (49, 1395909), (63, 1085707), (129, 530229), (147, 465303), (301, 227241), (387, 176743), (441, 155101), (903, 75747), (2107, 32463), (2709, 25249), (3607, 18963), (6321, 10821)]