40689978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{968809}}^1$

素因数の和:968821

約数の個数: 16

約数和(自身を含む): 93005760

約数和(自身を除く): 52315782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 968809, 1937618, 2906427, 5812854, 6781663, 13563326, 20344989, 40689978]

約数ペア:

[(1, 40689978), (2, 20344989), (3, 13563326), (6, 6781663), (7, 5812854), (14, 2906427), (21, 1937618), (42, 968809)]