261350787

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{6779}}^1$

素因数の和:7034

約数の個数: 16

約数和(自身を含む): 355380480

約数和(自身を除く): 94029693

約数列:

[1, 3, 71, 181, 213, 543, 6779, 12851, 20337, 38553, 481309, 1226999, 1443927, 3680997, 87116929, 261350787]

約数ペア:

[(1, 261350787), (3, 87116929), (71, 3680997), (181, 1443927), (213, 1226999), (543, 481309), (6779, 38553), (12851, 20337)]