254182019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{147011}}^1$

素因数の和:147050

約数の個数: 16

約数和(自身を含む): 329306880

約数和(自身を除く): 75124861

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 147011, 1029077, 1911143, 2793209, 13378001, 19552463, 36311717, 254182019]

約数ペア:

[(1, 254182019), (7, 36311717), (13, 19552463), (19, 13378001), (91, 2793209), (133, 1911143), (247, 1029077), (1729, 147011)]