12856811721

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{2311}}^1\times {\mathrm{10973}}^1$

素因数の和:13313

約数の個数: 24

約数和(自身を含む): 18572222016

約数和(自身を除く): 5715410295

約数列:

[1, 3, 13, 39, 169, 507, 2311, 6933, 10973, 30043, 32919, 90129, 142649, 390559, 427947, 1171677, 1854437, 5563311, 25358603, 76075809, 329661839, 988985517, 4285603907, 12856811721]

約数ペア:

[(1, 12856811721), (3, 4285603907), (13, 988985517), (39, 329661839), (169, 76075809), (507, 25358603), (2311, 5563311), (6933, 1854437), (10973, 1171677), (30043, 427947), (32919, 390559), (90129, 142649)]