25791437

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 4431283

約数列:

[1, 7, 59, 197, 317, 413, 1379, 2219, 11623, 18703, 62449, 81361, 130921, 437143, 3684491, 25791437]

約数ペア:

[(1, 25791437), (7, 3684491), (59, 437143), (197, 130921), (317, 81361), (413, 62449), (1379, 18703), (2219, 11623)]