81446519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{45989}}^1$

素因数の和:46030

約数の個数: 16

約数和(自身を含む): 105960960

約数和(自身を除く): 24514441

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 45989, 321923, 505879, 1057747, 3541153, 7404229, 11635217, 81446519]

約数ペア:

[(1, 81446519), (7, 11635217), (11, 7404229), (23, 3541153), (77, 1057747), (161, 505879), (253, 321923), (1771, 45989)]