28974939

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22619}}^1$

素因数の和:22690

約数の個数: 16

約数和(自身を含む): 44878080

約数和(自身を除く): 15903141

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22619, 67857, 158333, 474999, 1379759, 4139277, 9658313, 28974939]

約数ペア:

[(1, 28974939), (3, 9658313), (7, 4139277), (21, 1379759), (61, 474999), (183, 158333), (427, 67857), (1281, 22619)]