30306729

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3881}}^1$

素因数の和:4040

約数の個数: 16

約数和(自身を含む): 42857280

約数和(自身を除く): 12550551

約数列:

[1, 3, 19, 57, 137, 411, 2603, 3881, 7809, 11643, 73739, 221217, 531697, 1595091, 10102243, 30306729]

約数ペア:

[(1, 30306729), (3, 10102243), (19, 1595091), (57, 531697), (137, 221217), (411, 73739), (2603, 11643), (3881, 7809)]