28505925

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{2011}}^1$

素因数の和:2040

約数の個数: 60

約数和(自身を含む): 60376096

約数和(自身を除く): 31870171

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1575, 2011, 2025, 2835, 4725, 6033, 10055, 14077, 14175, 18099, 30165, 42231, 50275, 54297, 70385, 90495, 126693, 150825, 162891, 211155, 271485, 351925, 380079, 452475, 633465, 814455, 1055775, 1140237, 1357425, 1900395, 3167325, 4072275, 5701185, 9501975, 28505925]

約数ペア:

[(1, 28505925), (3, 9501975), (5, 5701185), (7, 4072275), (9, 3167325), (15, 1900395), (21, 1357425), (25, 1140237), (27, 1055775), (35, 814455), (45, 633465), (63, 452475), (75, 380079), (81, 351925), (105, 271485), (135, 211155), (175, 162891), (189, 150825), (225, 126693), (315, 90495), (405, 70385), (525, 54297), (567, 50275), (675, 42231), (945, 30165), (1575, 18099), (2011, 14175), (2025, 14077), (2835, 10055), (4725, 6033)]