221027778821

素因数分解:

${\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1300921}}^1$

素因数の和:1301116

約数の個数: 16

約数和(自身を含む): 236039287680

約数和(自身を除く): 15011508859

約数列:

[1, 23, 83, 89, 1909, 2047, 7387, 169901, 1300921, 29921183, 107976443, 115781969, 2483458189, 2662985287, 9609903427, 221027778821]

約数ペア:

[(1, 221027778821), (23, 9609903427), (83, 2662985287), (89, 2483458189), (1909, 115781969), (2047, 107976443), (7387, 29921183), (169901, 1300921)]