289957173

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131143}}^1$

素因数の和:131224

約数の個数: 16

約数和(自身を含む): 428054016

約数和(自身を除く): 138096843

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 131143, 393429, 1442573, 4327719, 8786581, 26359743, 96652391, 289957173]

約数ペア:

[(1, 289957173), (3, 96652391), (11, 26359743), (33, 8786581), (67, 4327719), (201, 1442573), (737, 393429), (2211, 131143)]