131417209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{2521}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 164151936

約数和(自身を除く): 32734727

約数列:

[1, 7, 11, 77, 677, 2521, 4739, 7447, 17647, 27731, 52129, 194117, 1706717, 11947019, 18773887, 131417209]

約数ペア:

[(1, 131417209), (7, 18773887), (11, 11947019), (77, 1706717), (677, 194117), (2521, 52129), (4739, 27731), (7447, 17647)]