25280913

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 39434880

約数和(自身を除く): 14153967

約数列:

[1, 3, 7, 21, 49, 147, 229, 687, 751, 1603, 2253, 4809, 5257, 11221, 15771, 33663, 36799, 110397, 171979, 515937, 1203853, 3611559, 8426971, 25280913]

約数ペア:

[(1, 25280913), (3, 8426971), (7, 3611559), (21, 1203853), (49, 515937), (147, 171979), (229, 110397), (687, 36799), (751, 33663), (1603, 15771), (2253, 11221), (4809, 5257)]