64751643

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{72673}}^1$

素因数の和:72696

約数の個数: 20

約数和(自身を含む): 105522648

約数和(自身を除く): 40771005

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 72673, 218019, 654057, 799403, 1962171, 2398209, 5886513, 7194627, 21583881, 64751643]

約数ペア:

[(1, 64751643), (3, 21583881), (9, 7194627), (11, 5886513), (27, 2398209), (33, 1962171), (81, 799403), (99, 654057), (297, 218019), (891, 72673)]