56687715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 59433885

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 223, 269, 315, 669, 807, 945, 1115, 1345, 1561, 1883, 2007, 2421, 3345, 4035, 4683, 5649, 6021, 7263, 7805, 9415, 10035, 12105, 14049, 16947, 23415, 28245, 30105, 36315, 42147, 50841, 59987, 70245, 84735, 179961, 210735, 254205, 299935, 419909, 539883, 899805, 1259727, 1619649, 2099545, 2699415, 3779181, 6298635, 8098245, 11337543, 18895905, 56687715]

約数ペア:

[(1, 56687715), (3, 18895905), (5, 11337543), (7, 8098245), (9, 6298635), (15, 3779181), (21, 2699415), (27, 2099545), (35, 1619649), (45, 1259727), (63, 899805), (105, 539883), (135, 419909), (189, 299935), (223, 254205), (269, 210735), (315, 179961), (669, 84735), (807, 70245), (945, 59987), (1115, 50841), (1345, 42147), (1561, 36315), (1883, 30105), (2007, 28245), (2421, 23415), (3345, 16947), (4035, 14049), (4683, 12105), (5649, 10035), (6021, 9415), (7263, 7805)]