81773601

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{6113}}^1$

素因数の和:6150

約数の個数: 32

約数和(自身を含む): 136953600

約数和(自身を除く): 55179999

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 6113, 13377, 18339, 42791, 79469, 128373, 238407, 299537, 556283, 898611, 1668849, 2096759, 3893981, 6290277, 11681943, 27257867, 81773601]

約数ペア:

[(1, 81773601), (3, 27257867), (7, 11681943), (13, 6290277), (21, 3893981), (39, 2096759), (49, 1668849), (91, 898611), (147, 556283), (273, 299537), (343, 238407), (637, 128373), (1029, 79469), (1911, 42791), (4459, 18339), (6113, 13377)]