12664881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 20891520

約数和(自身を除く): 8226639

約数列:

[1, 3, 9, 17, 23, 51, 59, 61, 69, 153, 177, 183, 207, 391, 531, 549, 1003, 1037, 1173, 1357, 1403, 3009, 3111, 3519, 3599, 4071, 4209, 9027, 9333, 10797, 12213, 12627, 23069, 23851, 32391, 61183, 69207, 71553, 82777, 183549, 207621, 214659, 248331, 550647, 744993, 1407209, 4221627, 12664881]

約数ペア:

[(1, 12664881), (3, 4221627), (9, 1407209), (17, 744993), (23, 550647), (51, 248331), (59, 214659), (61, 207621), (69, 183549), (153, 82777), (177, 71553), (183, 69207), (207, 61183), (391, 32391), (531, 23851), (549, 23069), (1003, 12627), (1037, 12213), (1173, 10797), (1357, 9333), (1403, 9027), (3009, 4209), (3111, 4071), (3519, 3599)]