81918707

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1103}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 91808640

約数和(自身を除く): 9889933

約数列:

[1, 13, 29, 197, 377, 1103, 2561, 5713, 14339, 31987, 74269, 217291, 415831, 2824783, 6301439, 81918707]

約数ペア:

[(1, 81918707), (13, 6301439), (29, 2824783), (197, 415831), (377, 217291), (1103, 74269), (2561, 31987), (5713, 14339)]