40662489

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 65658880

約数和(自身を除く): 24996391

約数列:

[1, 3, 7, 19, 21, 57, 133, 223, 399, 457, 669, 1371, 1561, 3199, 4237, 4683, 8683, 9597, 12711, 26049, 29659, 60781, 88977, 101911, 182343, 305733, 713377, 1936309, 2140131, 5808927, 13554163, 40662489]

約数ペア:

[(1, 40662489), (3, 13554163), (7, 5808927), (19, 2140131), (21, 1936309), (57, 713377), (133, 305733), (223, 182343), (399, 101911), (457, 88977), (669, 60781), (1371, 29659), (1561, 26049), (3199, 12711), (4237, 9597), (4683, 8683)]