140779261

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{17657}}^1$

素因数の和:17748

約数の個数: 16

約数和(自身を含む): 172907136

約数和(自身を除く): 32127875

約数列:

[1, 7, 17, 67, 119, 469, 1139, 7973, 17657, 123599, 300169, 1183019, 2101183, 8281133, 20111323, 140779261]

約数ペア:

[(1, 140779261), (7, 20111323), (17, 8281133), (67, 2101183), (119, 1183019), (469, 300169), (1139, 123599), (7973, 17657)]