25680249

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7691}}^1$

素因数の和:7757

約数の個数: 24

約数和(自身を含む): 43198272

約数和(自身を除く): 17518023

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 7691, 23073, 53837, 69219, 161511, 407623, 484533, 1222869, 2853361, 3668607, 8560083, 25680249]

約数ペア:

[(1, 25680249), (3, 8560083), (7, 3668607), (9, 2853361), (21, 1222869), (53, 484533), (63, 407623), (159, 161511), (371, 69219), (477, 53837), (1113, 23073), (3339, 7691)]