25871573

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 8190763

約数列:

[1, 7, 13, 23, 47, 91, 161, 263, 299, 329, 611, 1081, 1841, 2093, 3419, 4277, 6049, 7567, 12361, 14053, 23933, 42343, 78637, 86527, 98371, 160693, 284303, 550459, 1124851, 1990121, 3695939, 25871573]

約数ペア:

[(1, 25871573), (7, 3695939), (13, 1990121), (23, 1124851), (47, 550459), (91, 284303), (161, 160693), (263, 98371), (299, 86527), (329, 78637), (611, 42343), (1081, 23933), (1841, 14053), (2093, 12361), (3419, 7567), (4277, 6049)]