3977897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 5222400

約数和(自身を除く): 1244503

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 2719, 19033, 29909, 51661, 209363, 361627, 568271, 3977897]

約数ペア:

[(1, 3977897), (7, 568271), (11, 361627), (19, 209363), (77, 51661), (133, 29909), (209, 19033), (1463, 2719)]