81243085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12413}}^1$

素因数の和:12453

約数の個数: 32

約数和(自身を含む): 128708352

約数和(自身を除く): 47465267

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 12413, 62065, 86891, 136543, 211021, 434455, 682715, 955801, 1055105, 1477147, 2321231, 4779005, 7385735, 11606155, 16248617, 81243085]

約数ペア:

[(1, 81243085), (5, 16248617), (7, 11606155), (11, 7385735), (17, 4779005), (35, 2321231), (55, 1477147), (77, 1055105), (85, 955801), (119, 682715), (187, 434455), (385, 211021), (595, 136543), (935, 86891), (1309, 62065), (6545, 12413)]