8639397

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1861

約数の個数: 24

約数和(自身を含む): 13774488

約数和(自身を除く): 5135091

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 1801, 4797, 5403, 16209, 23413, 70239, 73841, 210717, 221523, 664569, 959933, 2879799, 8639397]

約数ペア:

[(1, 8639397), (3, 2879799), (9, 959933), (13, 664569), (39, 221523), (41, 210717), (117, 73841), (123, 70239), (369, 23413), (533, 16209), (1599, 5403), (1801, 4797)]