39872091

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{17419}}^1$

素因数の和:17538

約数の個数: 16

約数和(自身を含む): 61318400

約数和(自身を除く): 21446309

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 17419, 52257, 121933, 365799, 1898671, 5696013, 13290697, 39872091]

約数ペア:

[(1, 39872091), (3, 13290697), (7, 5696013), (21, 1898671), (109, 365799), (327, 121933), (763, 52257), (2289, 17419)]