215289306

素因数分解:

$2^1\times 3^3\times {\mathrm{3986839}}^1$

素因数の和:3986850

約数の個数: 16

約数和(自身を含む): 478420800

約数和(自身を除く): 263131494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 3986839, 7973678, 11960517, 23921034, 35881551, 71763102, 107644653, 215289306]

約数ペア:

[(1, 215289306), (2, 107644653), (3, 71763102), (6, 35881551), (9, 23921034), (18, 11960517), (27, 7973678), (54, 3986839)]