64881663

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1789}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 108602880

約数和(自身を除く): 43721217

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 1099, 1727, 1789, 3297, 5181, 5367, 12089, 12523, 19679, 36267, 37569, 59037, 137753, 280873, 413259, 842619, 1966111, 3089603, 5898333, 9268809, 21627221, 64881663]

約数ペア:

[(1, 64881663), (3, 21627221), (7, 9268809), (11, 5898333), (21, 3089603), (33, 1966111), (77, 842619), (157, 413259), (231, 280873), (471, 137753), (1099, 59037), (1727, 37569), (1789, 36267), (3297, 19679), (5181, 12523), (5367, 12089)]