261446854

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{1447}}^1\times {\mathrm{1481}}^1$

素因数の和:2991

約数の個数: 16

約数和(自身を含む): 399144096

約数和(自身を除く): 137697242

約数列:

[1, 2, 61, 122, 1447, 1481, 2894, 2962, 88267, 90341, 176534, 180682, 2143007, 4286014, 130723427, 261446854]

約数ペア:

[(1, 261446854), (2, 130723427), (61, 4286014), (122, 2143007), (1447, 180682), (1481, 176534), (2894, 90341), (2962, 88267)]