31716729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1399}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 50232000

約数和(自身を除く): 18515271

約数列:

[1, 3, 9, 11, 33, 99, 229, 687, 1399, 2061, 2519, 4197, 7557, 12591, 15389, 22671, 46167, 138501, 320371, 961113, 2883339, 3524081, 10572243, 31716729]

約数ペア:

[(1, 31716729), (3, 10572243), (9, 3524081), (11, 2883339), (33, 961113), (99, 320371), (229, 138501), (687, 46167), (1399, 22671), (2061, 15389), (2519, 12591), (4197, 7557)]