66491523

素因数分解:

$3^4\times 7^1\times {\mathrm{117269}}^1$

素因数の和:117288

約数の個数: 20

約数和(自身を含む): 113517360

約数和(自身を除く): 47025837

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 117269, 351807, 820883, 1055421, 2462649, 3166263, 7387947, 9498789, 22163841, 66491523]

約数ペア:

[(1, 66491523), (3, 22163841), (7, 9498789), (9, 7387947), (21, 3166263), (27, 2462649), (63, 1055421), (81, 820883), (189, 351807), (567, 117269)]