13721290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124739}}^1$

素因数の和:124757

約数の個数: 16

約数和(自身を含む): 26943840

約数和(自身を除く): 13222550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 124739, 249478, 623695, 1247390, 1372129, 2744258, 6860645, 13721290]

約数ペア:

[(1, 13721290), (2, 6860645), (5, 2744258), (10, 1372129), (11, 1247390), (22, 623695), (55, 249478), (110, 124739)]