40403307

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{17981}}^1$

素因数の和:18098

約数の個数: 16

約数和(自身を含む): 62145792

約数和(自身を除く): 21742485

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 17981, 53943, 125867, 377601, 1923967, 5771901, 13467769, 40403307]

約数ペア:

[(1, 40403307), (3, 13467769), (7, 5771901), (21, 1923967), (107, 377601), (321, 125867), (749, 53943), (2247, 17981)]