201628425

素因数分解:

$3^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{6911}}^1$

素因数の和:7313

約数の個数: 24

約数和(自身を含む): 334264320

約数和(自身を除く): 132635895

約数列:

[1, 3, 5, 15, 25, 75, 389, 1167, 1945, 5835, 6911, 9725, 20733, 29175, 34555, 103665, 172775, 518325, 2688379, 8065137, 13441895, 40325685, 67209475, 201628425]

約数ペア:

[(1, 201628425), (3, 67209475), (5, 40325685), (15, 13441895), (25, 8065137), (75, 2688379), (389, 518325), (1167, 172775), (1945, 103665), (5835, 34555), (6911, 29175), (9725, 20733)]