53358021

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{1487}}^1$

素因数の和:1942

約数の個数: 20

約数和(自身を含む): 79941312

約数和(自身を除く): 26583291

約数列:

[1, 3, 9, 27, 81, 443, 1329, 1487, 3987, 4461, 11961, 13383, 35883, 40149, 120447, 658741, 1976223, 5928669, 17786007, 53358021]

約数ペア:

[(1, 53358021), (3, 17786007), (9, 5928669), (27, 1976223), (81, 658741), (443, 120447), (1329, 40149), (1487, 35883), (3987, 13383), (4461, 11961)]