208144389

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 290908800

約数和(自身を除く): 82764411

約数列:

[1, 3, 59, 73, 89, 177, 181, 219, 267, 543, 4307, 5251, 6497, 10679, 12921, 13213, 15753, 16109, 19491, 32037, 39639, 48327, 383323, 779567, 950431, 1149969, 1175957, 2338701, 2851293, 3527871, 69381463, 208144389]

約数ペア:

[(1, 208144389), (3, 69381463), (59, 3527871), (73, 2851293), (89, 2338701), (177, 1175957), (181, 1149969), (219, 950431), (267, 779567), (543, 383323), (4307, 48327), (5251, 39639), (6497, 32037), (10679, 19491), (12921, 16109), (13213, 15753)]