164990115

素因数分解:

$3^4\times 5^1\times {\mathrm{407383}}^1$

素因数の和:407400

約数の個数: 20

約数和(自身を含む): 295760784

約数和(自身を除く): 130770669

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 407383, 1222149, 2036915, 3666447, 6110745, 10999341, 18332235, 32998023, 54996705, 164990115]

約数ペア:

[(1, 164990115), (3, 54996705), (5, 32998023), (9, 18332235), (15, 10999341), (27, 6110745), (45, 3666447), (81, 2036915), (135, 1222149), (405, 407383)]