40042317

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6211}}^1$

素因数の和:6528

約数の個数: 16

約数和(自身を含む): 61225472

約数和(自身を除く): 21183155

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6211, 6447, 18633, 43477, 130431, 1906777, 5720331, 13347439, 40042317]

約数ペア:

[(1, 40042317), (3, 13347439), (7, 5720331), (21, 1906777), (307, 130431), (921, 43477), (2149, 18633), (6211, 6447)]