212711625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{27011}}^1$

素因数の和:27039

約数の個数: 48

約数和(自身を含む): 438242688

約数和(自身を除く): 225531063

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875, 27011, 81033, 135055, 189077, 243099, 405165, 567231, 675275, 945385, 1215495, 1701693, 2025825, 2836155, 3376375, 4726925, 6077475, 8508465, 10129125, 14180775, 23634625, 30387375, 42542325, 70903875, 212711625]

約数ペア:

[(1, 212711625), (3, 70903875), (5, 42542325), (7, 30387375), (9, 23634625), (15, 14180775), (21, 10129125), (25, 8508465), (35, 6077475), (45, 4726925), (63, 3376375), (75, 2836155), (105, 2025825), (125, 1701693), (175, 1215495), (225, 945385), (315, 675275), (375, 567231), (525, 405165), (875, 243099), (1125, 189077), (1575, 135055), (2625, 81033), (7875, 27011)]