78341809

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 99083520

約数和(自身を除く): 20741711

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 1409, 4277, 7943, 9863, 18317, 55601, 66223, 128219, 238121, 463561, 860899, 1666847, 6026293, 11191687, 78341809]

約数ペア:

[(1, 78341809), (7, 11191687), (13, 6026293), (47, 1666847), (91, 860899), (169, 463561), (329, 238121), (611, 128219), (1183, 66223), (1409, 55601), (4277, 18317), (7943, 9863)]