25115193

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 37544000

約数和(自身を除く): 12428807

約数列:

[1, 3, 9, 37, 111, 199, 333, 379, 597, 1137, 1791, 3411, 7363, 14023, 22089, 42069, 66267, 75421, 126207, 226263, 678789, 2790577, 8371731, 25115193]

約数ペア:

[(1, 25115193), (3, 8371731), (9, 2790577), (37, 678789), (111, 226263), (199, 126207), (333, 75421), (379, 66267), (597, 42069), (1137, 22089), (1791, 14023), (3411, 7363)]