28612415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 39251520

約数和(自身を除く): 10639105

約数列:

[1, 5, 13, 29, 43, 65, 145, 215, 353, 377, 559, 1247, 1765, 1885, 2795, 4589, 6235, 10237, 15179, 16211, 22945, 51185, 75895, 81055, 133081, 197327, 440191, 665405, 986635, 2200955, 5722483, 28612415]

約数ペア:

[(1, 28612415), (5, 5722483), (13, 2200955), (29, 986635), (43, 665405), (65, 440191), (145, 197327), (215, 133081), (353, 81055), (377, 75895), (559, 51185), (1247, 22945), (1765, 16211), (1885, 15179), (2795, 10237), (4589, 6235)]