40555809

素因数分解:

$3^4\times 7^1\times {\mathrm{71527}}^1$

素因数の和:71546

約数の個数: 20

約数和(自身を含む): 69239104

約数和(自身を除く): 28683295

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71527, 214581, 500689, 643743, 1502067, 1931229, 4506201, 5793687, 13518603, 40555809]

約数ペア:

[(1, 40555809), (3, 13518603), (7, 5793687), (9, 4506201), (21, 1931229), (27, 1502067), (63, 643743), (81, 500689), (189, 214581), (567, 71527)]