221821743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{517067}}^1$

素因数の和:517094

約数の個数: 16

約数和(自身を含む): 347469696

約数和(自身を除く): 125647953

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 517067, 1551201, 5687737, 6721871, 17063211, 20165613, 73940581, 221821743]

約数ペア:

[(1, 221821743), (3, 73940581), (11, 20165613), (13, 17063211), (33, 6721871), (39, 5687737), (143, 1551201), (429, 517067)]