12816945

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1051}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 22319232

約数和(自身を除く): 9502287

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1051, 1355, 2439, 3153, 4065, 5255, 9459, 12195, 15765, 47295, 284821, 854463, 1424105, 2563389, 4272315, 12816945]

約数ペア:

[(1, 12816945), (3, 4272315), (5, 2563389), (9, 1424105), (15, 854463), (45, 284821), (271, 47295), (813, 15765), (1051, 12195), (1355, 9459), (2439, 5255), (3153, 4065)]