28526925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 54774272

約数和(自身を除く): 26247347

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 67, 75, 105, 175, 201, 335, 469, 525, 811, 1005, 1407, 1675, 2345, 2433, 4055, 5025, 5677, 7035, 11725, 12165, 17031, 20275, 28385, 35175, 54337, 60825, 85155, 141925, 163011, 271685, 380359, 425775, 815055, 1141077, 1358425, 1901795, 4075275, 5705385, 9508975, 28526925]

約数ペア:

[(1, 28526925), (3, 9508975), (5, 5705385), (7, 4075275), (15, 1901795), (21, 1358425), (25, 1141077), (35, 815055), (67, 425775), (75, 380359), (105, 271685), (175, 163011), (201, 141925), (335, 85155), (469, 60825), (525, 54337), (811, 35175), (1005, 28385), (1407, 20275), (1675, 17031), (2345, 12165), (2433, 11725), (4055, 7035), (5025, 5677)]