25812279

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6563}}^1$

素因数の和:6611

約数の個数: 24

約数和(自身を含む): 40959360

約数和(自身を除く): 15147081

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 6563, 19689, 59067, 124697, 150949, 374091, 452847, 1122273, 1358541, 2868031, 8604093, 25812279]

約数ペア:

[(1, 25812279), (3, 8604093), (9, 2868031), (19, 1358541), (23, 1122273), (57, 452847), (69, 374091), (171, 150949), (207, 124697), (437, 59067), (1311, 19689), (3933, 6563)]