12620043

素因数分解:

$3^4\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:808

約数の個数: 20

約数和(自身を含む): 18948600

約数和(自身を除く): 6328557

約数列:

[1, 3, 9, 27, 81, 347, 449, 1041, 1347, 3123, 4041, 9369, 12123, 28107, 36369, 155803, 467409, 1402227, 4206681, 12620043]

約数ペア:

[(1, 12620043), (3, 4206681), (9, 1402227), (27, 467409), (81, 155803), (347, 36369), (449, 28107), (1041, 12123), (1347, 9369), (3123, 4041)]