7220505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20929}}^1$

素因数の和:20960

約数の個数: 16

約数和(自身を含む): 12055680

約数和(自身を除く): 4835175

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 20929, 62787, 104645, 313935, 481367, 1444101, 2406835, 7220505]

約数ペア:

[(1, 7220505), (3, 2406835), (5, 1444101), (15, 481367), (23, 313935), (69, 104645), (115, 62787), (345, 20929)]