16480665

素因数分解:

$3^4\times 5^1\times {\mathrm{40693}}^1$

素因数の和:40710

約数の個数: 20

約数和(自身を含む): 29543844

約数和(自身を除く): 13063179

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40693, 122079, 203465, 366237, 610395, 1098711, 1831185, 3296133, 5493555, 16480665]

約数ペア:

[(1, 16480665), (3, 5493555), (5, 3296133), (9, 1831185), (15, 1098711), (27, 610395), (45, 366237), (81, 203465), (135, 122079), (405, 40693)]