28415849

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19423}}^1$

素因数の和:19460

約数の個数: 16

約数和(自身を含む): 37294080

約数和(自身を除く): 8878231

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 19423, 135961, 213653, 369037, 1495571, 2583259, 4059407, 28415849]

約数ペア:

[(1, 28415849), (7, 4059407), (11, 2583259), (19, 1495571), (77, 369037), (133, 213653), (209, 135961), (1463, 19423)]