81781194

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1239109}}^1$

素因数の和:1239125

約数の個数: 16

約数和(自身を含む): 178431840

約数和(自身を除く): 96650646

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1239109, 2478218, 3717327, 7434654, 13630199, 27260398, 40890597, 81781194]

約数ペア:

[(1, 81781194), (2, 40890597), (3, 27260398), (6, 13630199), (11, 7434654), (22, 3717327), (33, 2478218), (66, 1239109)]