67987821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{15727}}^1$

素因数の和:15872

約数の個数: 16

約数和(自身を含む): 99652608

約数和(自身を除く): 31664787

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 15727, 47181, 172997, 518991, 2060237, 6180711, 22662607, 67987821]

約数ペア:

[(1, 67987821), (3, 22662607), (11, 6180711), (33, 2060237), (131, 518991), (393, 172997), (1441, 47181), (4323, 15727)]