39664457

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4889}}^1$

素因数の和:4976

約数の個数: 16

約数和(自身を含む): 48508800

約数和(自身を除く): 8844343

約数列:

[1, 7, 19, 61, 133, 427, 1159, 4889, 8113, 34223, 92891, 298229, 650237, 2087603, 5666351, 39664457]

約数ペア:

[(1, 39664457), (7, 5666351), (19, 2087603), (61, 650237), (133, 298229), (427, 92891), (1159, 34223), (4889, 8113)]