13205403

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 20428800

約数和(自身を除く): 7223397

約数列:

[1, 3, 9, 27, 41, 79, 123, 151, 237, 369, 453, 711, 1107, 1359, 2133, 3239, 4077, 6191, 9717, 11929, 18573, 29151, 35787, 55719, 87453, 107361, 167157, 322083, 489089, 1467267, 4401801, 13205403]

約数ペア:

[(1, 13205403), (3, 4401801), (9, 1467267), (27, 489089), (41, 322083), (79, 167157), (123, 107361), (151, 87453), (237, 55719), (369, 35787), (453, 29151), (711, 18573), (1107, 11929), (1359, 9717), (2133, 6191), (3239, 4077)]