40509729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18223}}^1$

素因数の和:18261

約数の個数: 24

約数和(自身を含む): 66335360

約数和(自身を除く): 25825631

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 18223, 54669, 164007, 236899, 346237, 710697, 1038711, 2132091, 3116133, 4501081, 13503243, 40509729]

約数ペア:

[(1, 40509729), (3, 13503243), (9, 4501081), (13, 3116133), (19, 2132091), (39, 1038711), (57, 710697), (117, 346237), (171, 236899), (247, 164007), (741, 54669), (2223, 18223)]