16428525

素因数分解:

$3^1\times 5^2\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 27286944

約数和(自身を除く): 10858419

約数列:

[1, 3, 5, 15, 25, 75, 317, 691, 951, 1585, 2073, 3455, 4755, 7925, 10365, 17275, 23775, 51825, 219047, 657141, 1095235, 3285705, 5476175, 16428525]

約数ペア:

[(1, 16428525), (3, 5476175), (5, 3285705), (15, 1095235), (25, 657141), (75, 219047), (317, 51825), (691, 23775), (951, 17275), (1585, 10365), (2073, 7925), (3455, 4755)]