54687479

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 69852816

約数和(自身を除く): 15165337

約数列:

[1, 7, 11, 49, 77, 241, 421, 539, 1687, 2651, 2947, 4631, 11809, 18557, 20629, 32417, 101461, 129899, 226919, 710227, 1116071, 4971589, 7812497, 54687479]

約数ペア:

[(1, 54687479), (7, 7812497), (11, 4971589), (49, 1116071), (77, 710227), (241, 226919), (421, 129899), (539, 101461), (1687, 32417), (2651, 20629), (2947, 18557), (4631, 11809)]