40473909

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13669}}^1$

素因数の和:13729

約数の個数: 24

約数和(自身を含む): 68240640

約数和(自身を除く): 27766731

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 13669, 41007, 95683, 123021, 287049, 642443, 861147, 1927329, 4497101, 5781987, 13491303, 40473909]

約数ペア:

[(1, 40473909), (3, 13491303), (7, 5781987), (9, 4497101), (21, 1927329), (47, 861147), (63, 642443), (141, 287049), (329, 123021), (423, 95683), (987, 41007), (2961, 13669)]