201561122

素因数分解:

$2^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{11527}}^1$

素因数の和:12785

約数の個数: 16

約数和(自身を含む): 345840000

約数和(自身を除く): 144278878

約数列:

[1, 2, 7, 14, 1249, 2498, 8743, 11527, 17486, 23054, 80689, 161378, 14397223, 28794446, 100780561, 201561122]

約数ペア:

[(1, 201561122), (2, 100780561), (7, 28794446), (14, 14397223), (1249, 161378), (2498, 80689), (8743, 23054), (11527, 17486)]