27221131

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 34947072

約数和(自身を除く): 7725941

約数列:

[1, 7, 17, 31, 47, 119, 157, 217, 329, 527, 799, 1099, 1457, 2669, 3689, 4867, 5593, 7379, 10199, 18683, 24769, 34069, 51653, 82739, 125443, 173383, 228749, 579173, 878101, 1601243, 3888733, 27221131]

約数ペア:

[(1, 27221131), (7, 3888733), (17, 1601243), (31, 878101), (47, 579173), (119, 228749), (157, 173383), (217, 125443), (329, 82739), (527, 51653), (799, 34069), (1099, 24769), (1457, 18683), (2669, 10199), (3689, 7379), (4867, 5593)]