253977003

素因数分解:

$3^2\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{2647}}^1$

素因数の和:4183

約数の個数: 24

約数和(自身を含む): 419697408

約数和(自身を除く): 165720405

約数列:

[1, 3, 7, 9, 21, 63, 1523, 2647, 4569, 7941, 10661, 13707, 18529, 23823, 31983, 55587, 95949, 166761, 4031381, 12094143, 28219667, 36282429, 84659001, 253977003]

約数ペア:

[(1, 253977003), (3, 84659001), (7, 36282429), (9, 28219667), (21, 12094143), (63, 4031381), (1523, 166761), (2647, 95949), (4569, 55587), (7941, 31983), (10661, 23823), (13707, 18529)]