40288911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54371}}^1$

素因数の和:54406

約数の個数: 16

約数和(自身を含む): 60896640

約数和(自身を除く): 20607729

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 54371, 163113, 706823, 1033049, 2120469, 3099147, 13429637, 40288911]

約数ペア:

[(1, 40288911), (3, 13429637), (13, 3099147), (19, 2120469), (39, 1033049), (57, 706823), (247, 163113), (741, 54371)]