28541601

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{26209}}^1$

素因数の和:26237

約数の個数: 18

約数和(自身を含む): 45317090

約数和(自身を除く): 16775489

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 26209, 78627, 235881, 288299, 864897, 2594691, 3171289, 9513867, 28541601]

約数ペア:

[(1, 28541601), (3, 9513867), (9, 3171289), (11, 2594691), (33, 864897), (99, 288299), (121, 235881), (363, 78627), (1089, 26209)]