1238215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 1658880

約数和(自身を除く): 420665

約数列:

[1, 5, 11, 47, 55, 235, 479, 517, 2395, 2585, 5269, 22513, 26345, 112565, 247643, 1238215]

約数ペア:

[(1, 1238215), (5, 247643), (11, 112565), (47, 26345), (55, 22513), (235, 5269), (479, 2585), (517, 2395)]