2739555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 6021120

約数和(自身を除く): 3281565

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 223, 273, 315, 351, 455, 585, 669, 819, 945, 1115, 1365, 1561, 1755, 2007, 2457, 2899, 3345, 4095, 4683, 6021, 7805, 8697, 10035, 12285, 14049, 14495, 20293, 23415, 26091, 30105, 42147, 43485, 60879, 70245, 78273, 101465, 130455, 182637, 210735, 304395, 391365, 547911, 913185, 2739555]

約数ペア:

[(1, 2739555), (3, 913185), (5, 547911), (7, 391365), (9, 304395), (13, 210735), (15, 182637), (21, 130455), (27, 101465), (35, 78273), (39, 70245), (45, 60879), (63, 43485), (65, 42147), (91, 30105), (105, 26091), (117, 23415), (135, 20293), (189, 14495), (195, 14049), (223, 12285), (273, 10035), (315, 8697), (351, 7805), (455, 6021), (585, 4683), (669, 4095), (819, 3345), (945, 2899), (1115, 2457), (1365, 2007), (1561, 1755)]