81227517

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{57731}}^1$

素因数の和:57808

約数の個数: 16

約数和(自身を含む): 125624832

約数和(自身を除く): 44397315

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 57731, 173193, 404117, 1212351, 3867977, 11603931, 27075839, 81227517]

約数ペア:

[(1, 81227517), (3, 27075839), (7, 11603931), (21, 3867977), (67, 1212351), (201, 404117), (469, 173193), (1407, 57731)]