439036345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{20107}}^1$

素因数の和:20520

約数の個数: 16

約数和(自身を含む): 576214848

約数和(自身を除く): 137178503

約数列:

[1, 5, 11, 55, 397, 1985, 4367, 20107, 21835, 100535, 221177, 1105885, 7982479, 39912395, 87807269, 439036345]

約数ペア:

[(1, 439036345), (5, 87807269), (11, 39912395), (55, 7982479), (397, 1105885), (1985, 221177), (4367, 100535), (20107, 21835)]