274417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 16

約数和(自身を含む): 342720

約数和(自身を除く): 68303

約数列:

[1, 11, 13, 19, 101, 143, 209, 247, 1111, 1313, 1919, 2717, 14443, 21109, 24947, 274417]

約数ペア:

[(1, 274417), (11, 24947), (13, 21109), (19, 14443), (101, 2717), (143, 1919), (209, 1313), (247, 1111)]