40915721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27967}}^1$

素因数の和:28004

約数の個数: 16

約数和(自身を含む): 53698560

約数和(自身を除く): 12782839

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 27967, 195769, 307637, 531373, 2153459, 3719611, 5845103, 40915721]

約数ペア:

[(1, 40915721), (7, 5845103), (11, 3719611), (19, 2153459), (77, 531373), (133, 307637), (209, 195769), (1463, 27967)]