13209669

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 21657600

約数和(自身を除く): 8447931

約数列:

[1, 3, 9, 11, 27, 33, 79, 99, 237, 297, 563, 711, 869, 1689, 2133, 2607, 5067, 6193, 7821, 15201, 18579, 23463, 44477, 55737, 133431, 167211, 400293, 489247, 1200879, 1467741, 4403223, 13209669]

約数ペア:

[(1, 13209669), (3, 4403223), (9, 1467741), (11, 1200879), (27, 489247), (33, 400293), (79, 167211), (99, 133431), (237, 55737), (297, 44477), (563, 23463), (711, 18579), (869, 15201), (1689, 7821), (2133, 6193), (2607, 5067)]