28513575

素因数分解:

$3^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:728

約数の個数: 36

約数和(自身を含む): 51358320

約数和(自身を除く): 22844745

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 353, 359, 1059, 1077, 1765, 1795, 3177, 3231, 5295, 5385, 8825, 8975, 15885, 16155, 26475, 26925, 79425, 80775, 126727, 380181, 633635, 1140543, 1900905, 3168175, 5702715, 9504525, 28513575]

約数ペア:

[(1, 28513575), (3, 9504525), (5, 5702715), (9, 3168175), (15, 1900905), (25, 1140543), (45, 633635), (75, 380181), (225, 126727), (353, 80775), (359, 79425), (1059, 26925), (1077, 26475), (1765, 16155), (1795, 15885), (3177, 8975), (3231, 8825), (5295, 5385)]