40436907

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 63201600

約数和(自身を除く): 22764693

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 1979, 2919, 5937, 6811, 13853, 20433, 41559, 96971, 275081, 290913, 825243, 1925567, 5776701, 13478969, 40436907]

約数ペア:

[(1, 40436907), (3, 13478969), (7, 5776701), (21, 1925567), (49, 825243), (139, 290913), (147, 275081), (417, 96971), (973, 41559), (1979, 20433), (2919, 13853), (5937, 6811)]