25115853

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3313}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 40404288

約数和(自身を除く): 15288435

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 3313, 7581, 9939, 23191, 62947, 69573, 188841, 440629, 1195993, 1321887, 3587979, 8371951, 25115853]

約数ペア:

[(1, 25115853), (3, 8371951), (7, 3587979), (19, 1321887), (21, 1195993), (57, 440629), (133, 188841), (361, 69573), (399, 62947), (1083, 23191), (2527, 9939), (3313, 7581)]