83781089

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{953}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 101047680

約数和(自身を除く): 17266591

約数列:

[1, 7, 19, 133, 661, 953, 4627, 6671, 12559, 18107, 87913, 126749, 629933, 4409531, 11968727, 83781089]

約数ペア:

[(1, 83781089), (7, 11968727), (19, 4409531), (133, 629933), (661, 126749), (953, 87913), (4627, 18107), (6671, 12559)]