25754469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 37795296

約数和(自身を除く): 12040827

約数列:

[1, 3, 13, 39, 71, 131, 213, 393, 923, 1703, 2769, 5041, 5109, 9301, 15123, 27903, 65533, 120913, 196599, 362739, 660371, 1981113, 8584823, 25754469]

約数ペア:

[(1, 25754469), (3, 8584823), (13, 1981113), (39, 660371), (71, 362739), (131, 196599), (213, 120913), (393, 65533), (923, 27903), (1703, 15123), (2769, 9301), (5041, 5109)]