25541043

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 12456525

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 991, 2343, 2973, 8591, 10901, 25773, 32703, 70361, 119911, 211083, 359733, 773971, 2321913, 8513681, 25541043]

約数ペア:

[(1, 25541043), (3, 8513681), (11, 2321913), (33, 773971), (71, 359733), (121, 211083), (213, 119911), (363, 70361), (781, 32703), (991, 25773), (2343, 10901), (2973, 8591)]