84778473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 130781952

約数和(自身を除く): 46003479

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 663, 923, 1207, 1801, 2769, 3621, 5403, 15691, 23413, 30617, 47073, 70239, 91851, 127871, 383613, 398021, 1194063, 1662323, 2173807, 4986969, 6521421, 28259491, 84778473]

約数ペア:

[(1, 84778473), (3, 28259491), (13, 6521421), (17, 4986969), (39, 2173807), (51, 1662323), (71, 1194063), (213, 398021), (221, 383613), (663, 127871), (923, 91851), (1207, 70239), (1801, 47073), (2769, 30617), (3621, 23413), (5403, 15691)]