11780391

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7982

約数の個数: 16

約数和(自身を含む): 18206208

約数和(自身を除く): 6425817

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 7901, 23703, 55307, 165921, 560971, 1682913, 3926797, 11780391]

約数ペア:

[(1, 11780391), (3, 3926797), (7, 1682913), (21, 560971), (71, 165921), (213, 55307), (497, 23703), (1491, 7901)]