11782221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 17195328

約数和(自身を除く): 5413107

約数列:

[1, 3, 11, 33, 557, 641, 1671, 1923, 6127, 7051, 18381, 21153, 357037, 1071111, 3927407, 11782221]

約数ペア:

[(1, 11782221), (3, 3927407), (11, 1071111), (33, 357037), (557, 21153), (641, 18381), (1671, 7051), (1923, 6127)]