40649931

素因数分解:

$3^4\times 7^1\times {\mathrm{71693}}^1$

素因数の和:71712

約数の個数: 20

約数和(自身を含む): 69399792

約数和(自身を除く): 28749861

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71693, 215079, 501851, 645237, 1505553, 1935711, 4516659, 5807133, 13549977, 40649931]

約数ペア:

[(1, 40649931), (3, 13549977), (7, 5807133), (9, 4516659), (21, 1935711), (27, 1505553), (63, 645237), (81, 501851), (189, 215079), (567, 71693)]