12701115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 25611456

約数和(自身を除く): 12910341

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 661, 915, 1281, 1983, 2135, 2745, 3305, 3843, 4627, 5949, 6405, 9915, 13881, 19215, 23135, 29745, 40321, 41643, 69405, 120963, 201605, 208215, 282247, 362889, 604815, 846741, 1411235, 1814445, 2540223, 4233705, 12701115]

約数ペア:

[(1, 12701115), (3, 4233705), (5, 2540223), (7, 1814445), (9, 1411235), (15, 846741), (21, 604815), (35, 362889), (45, 282247), (61, 208215), (63, 201605), (105, 120963), (183, 69405), (305, 41643), (315, 40321), (427, 29745), (549, 23135), (661, 19215), (915, 13881), (1281, 9915), (1983, 6405), (2135, 5949), (2745, 4627), (3305, 3843)]