66707469

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{2333}}^1$

素因数の和:2698

約数の個数: 20

約数和(自身を含む): 99974556

約数和(自身を除く): 33267087

約数列:

[1, 3, 9, 27, 81, 353, 1059, 2333, 3177, 6999, 9531, 20997, 28593, 62991, 188973, 823549, 2470647, 7411941, 22235823, 66707469]

約数ペア:

[(1, 66707469), (3, 22235823), (9, 7411941), (27, 2470647), (81, 823549), (353, 188973), (1059, 62991), (2333, 28593), (3177, 20997), (6999, 9531)]