13178403

素因数分解:

$3^3\times 7^3\times {\mathrm{1423}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 22784000

約数和(自身を除く): 9605597

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 1423, 3087, 4269, 9261, 9961, 12807, 29883, 38421, 69727, 89649, 209181, 268947, 488089, 627543, 1464267, 1882629, 4392801, 13178403]

約数ペア:

[(1, 13178403), (3, 4392801), (7, 1882629), (9, 1464267), (21, 627543), (27, 488089), (49, 268947), (63, 209181), (147, 89649), (189, 69727), (343, 38421), (441, 29883), (1029, 12807), (1323, 9961), (1423, 9261), (3087, 4269)]