64453473

素因数分解:

$3^2\times 7^3\times {\mathrm{20879}}^1$

素因数の和:20906

約数の個数: 24

約数和(自身を含む): 108576000

約数和(自身を除く): 44122527

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 20879, 62637, 146153, 187911, 438459, 1023071, 1315377, 3069213, 7161497, 9207639, 21484491, 64453473]

約数ペア:

[(1, 64453473), (3, 21484491), (7, 9207639), (9, 7161497), (21, 3069213), (49, 1315377), (63, 1023071), (147, 438459), (343, 187911), (441, 146153), (1029, 62637), (3087, 20879)]