442431

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 720720

約数和(自身を除く): 278289

約数列:

[1, 3, 9, 11, 33, 41, 99, 109, 123, 327, 369, 451, 981, 1199, 1353, 3597, 4059, 4469, 10791, 13407, 40221, 49159, 147477, 442431]

約数ペア:

[(1, 442431), (3, 147477), (9, 49159), (11, 40221), (33, 13407), (41, 10791), (99, 4469), (109, 4059), (123, 3597), (327, 1353), (369, 1199), (451, 981)]