81569286

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 183783600

約数和(自身を除く): 102214314

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 307, 509, 522, 614, 921, 1018, 1527, 1842, 2763, 3054, 4581, 5526, 8903, 9162, 14761, 17806, 26709, 29522, 44283, 53418, 80127, 88566, 132849, 156263, 160254, 265698, 312526, 468789, 937578, 1406367, 2812734, 4531627, 9063254, 13594881, 27189762, 40784643, 81569286]

約数ペア:

[(1, 81569286), (2, 40784643), (3, 27189762), (6, 13594881), (9, 9063254), (18, 4531627), (29, 2812734), (58, 1406367), (87, 937578), (174, 468789), (261, 312526), (307, 265698), (509, 160254), (522, 156263), (614, 132849), (921, 88566), (1018, 80127), (1527, 53418), (1842, 44283), (2763, 29522), (3054, 26709), (4581, 17806), (5526, 14761), (8903, 9162)]