211420770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{640669}}^1$

素因数の和:640690

約数の個数: 32

約数和(自身を含む): 553538880

約数和(自身を除く): 342118110

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 640669, 1281338, 1922007, 3203345, 3844014, 6406690, 7047359, 9610035, 14094718, 19220070, 21142077, 35236795, 42284154, 70473590, 105710385, 211420770]

約数ペア:

[(1, 211420770), (2, 105710385), (3, 70473590), (5, 42284154), (6, 35236795), (10, 21142077), (11, 19220070), (15, 14094718), (22, 9610035), (30, 7047359), (33, 6406690), (55, 3844014), (66, 3203345), (110, 1922007), (165, 1281338), (330, 640669)]