133947359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{77471}}^1$

素因数の和:77510

約数の個数: 16

約数和(自身を含む): 173537280

約数和(自身を除く): 39589921

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 77471, 542297, 1007123, 1471949, 7049861, 10303643, 19135337, 133947359]

約数ペア:

[(1, 133947359), (7, 19135337), (13, 10303643), (19, 7049861), (91, 1471949), (133, 1007123), (247, 542297), (1729, 77471)]