289757877

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 416835072

約数和(自身を除く): 127077195

約数列:

[1, 3, 17, 51, 113, 137, 339, 367, 411, 1101, 1921, 2329, 5763, 6239, 6987, 15481, 18717, 41471, 46443, 50279, 124413, 150837, 263177, 705007, 789531, 854743, 2115021, 2564229, 5681527, 17044581, 96585959, 289757877]

約数ペア:

[(1, 289757877), (3, 96585959), (17, 17044581), (51, 5681527), (113, 2564229), (137, 2115021), (339, 854743), (367, 789531), (411, 705007), (1101, 263177), (1921, 150837), (2329, 124413), (5763, 50279), (6239, 46443), (6987, 41471), (15481, 18717)]