2647803

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 3704832

約数和(自身を除く): 1057029

約数列:

[1, 3, 31, 71, 93, 213, 401, 1203, 2201, 6603, 12431, 28471, 37293, 85413, 882601, 2647803]

約数ペア:

[(1, 2647803), (3, 882601), (31, 85413), (71, 37293), (93, 28471), (213, 12431), (401, 6603), (1203, 2201)]