249916401

素因数分解:

$3^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4513}}^1$

素因数の和:4822

約数の個数: 32

約数和(自身を含む): 424677120

約数和(自身を除く): 174760719

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 293, 879, 2051, 2637, 4513, 6153, 7911, 13539, 18459, 31591, 40617, 55377, 94773, 121851, 284319, 852957, 1322309, 3966927, 9256163, 11900781, 27768489, 35702343, 83305467, 249916401]

約数ペア:

[(1, 249916401), (3, 83305467), (7, 35702343), (9, 27768489), (21, 11900781), (27, 9256163), (63, 3966927), (189, 1322309), (293, 852957), (879, 284319), (2051, 121851), (2637, 94773), (4513, 55377), (6153, 40617), (7911, 31591), (13539, 18459)]