28648137

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{7537}}^1$

素因数の和:7728

約数の個数: 16

約数和(自身を含む): 43901312

約数和(自身を除く): 15253175

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 7537, 22611, 52759, 158277, 1364197, 4092591, 9549379, 28648137]

約数ペア:

[(1, 28648137), (3, 9549379), (7, 4092591), (21, 1364197), (181, 158277), (543, 52759), (1267, 22611), (3801, 7537)]