25505649

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 40966380

約数和(自身を除く): 15460731

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 169, 369, 409, 507, 533, 1227, 1521, 1599, 3681, 4797, 5317, 6929, 15951, 16769, 20787, 47853, 50307, 62361, 69121, 150921, 207363, 217997, 622089, 653991, 1961973, 2833961, 8501883, 25505649]

約数ペア:

[(1, 25505649), (3, 8501883), (9, 2833961), (13, 1961973), (39, 653991), (41, 622089), (117, 217997), (123, 207363), (169, 150921), (369, 69121), (409, 62361), (507, 50307), (533, 47853), (1227, 20787), (1521, 16769), (1599, 15951), (3681, 6929), (4797, 5317)]