240619653

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{19937}}^1$

素因数の和:20098

約数の個数: 20

約数和(自身を含む): 361874700

約数和(自身を除く): 121255047

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 19937, 59811, 179433, 538299, 1614897, 2970613, 8911839, 26735517, 80206551, 240619653]

約数ペア:

[(1, 240619653), (3, 80206551), (9, 26735517), (27, 8911839), (81, 2970613), (149, 1614897), (447, 538299), (1341, 179433), (4023, 59811), (12069, 19937)]