13239720945

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2971879}}^1$

素因数の和:2971907

約数の個数: 40

約数和(自身を含む): 25891018560

約数和(自身を除く): 12651297615

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 2971879, 8915637, 14859395, 26746911, 32690669, 44578185, 80240733, 98072007, 133734555, 163453345, 240722199, 294216021, 401203665, 490360035, 882648063, 1203610995, 1471080105, 2647944189, 4413240315, 13239720945]

約数ペア:

[(1, 13239720945), (3, 4413240315), (5, 2647944189), (9, 1471080105), (11, 1203610995), (15, 882648063), (27, 490360035), (33, 401203665), (45, 294216021), (55, 240722199), (81, 163453345), (99, 133734555), (135, 98072007), (165, 80240733), (297, 44578185), (405, 32690669), (495, 26746911), (891, 14859395), (1485, 8915637), (4455, 2971879)]