151919991

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 243959040

約数和(自身を除く): 92039049

約数列:

[1, 3, 9, 19, 23, 57, 69, 107, 171, 207, 321, 361, 437, 963, 1083, 1311, 2033, 2461, 3249, 3933, 6099, 6859, 7383, 8303, 18297, 20577, 22149, 24909, 38627, 46759, 61731, 74727, 115881, 140277, 157757, 347643, 420831, 473271, 733913, 888421, 1419813, 2201739, 2665263, 6605217, 7995789, 16879999, 50639997, 151919991]

約数ペア:

[(1, 151919991), (3, 50639997), (9, 16879999), (19, 7995789), (23, 6605217), (57, 2665263), (69, 2201739), (107, 1419813), (171, 888421), (207, 733913), (321, 473271), (361, 420831), (437, 347643), (963, 157757), (1083, 140277), (1311, 115881), (2033, 74727), (2461, 61731), (3249, 46759), (3933, 38627), (6099, 24909), (6859, 22149), (7383, 20577), (8303, 18297)]