51729147

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{607}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 79387776

約数和(自身を除く): 27658629

約数列:

[1, 3, 9, 17, 51, 153, 557, 607, 1671, 1821, 5013, 5463, 9469, 10319, 28407, 30957, 85221, 92871, 338099, 1014297, 3042891, 5747683, 17243049, 51729147]

約数ペア:

[(1, 51729147), (3, 17243049), (9, 5747683), (17, 3042891), (51, 1014297), (153, 338099), (557, 92871), (607, 85221), (1671, 30957), (1821, 28407), (5013, 10319), (5463, 9469)]