208023201

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{733}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 322725120

約数和(自身を除く): 114701919

約数列:

[1, 3, 9, 23, 27, 69, 207, 457, 621, 733, 1371, 2199, 4113, 6597, 10511, 12339, 16859, 19791, 31533, 50577, 94599, 151731, 283797, 334981, 455193, 1004943, 3014829, 7704563, 9044487, 23113689, 69341067, 208023201]

約数ペア:

[(1, 208023201), (3, 69341067), (9, 23113689), (23, 9044487), (27, 7704563), (69, 3014829), (207, 1004943), (457, 455193), (621, 334981), (733, 283797), (1371, 151731), (2199, 94599), (4113, 50577), (6597, 31533), (10511, 19791), (12339, 16859)]