262733409

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 395325440

約数和(自身を除く): 132592031

約数列:

[1, 3, 9, 27, 127, 193, 381, 397, 579, 1143, 1191, 1737, 3429, 3573, 5211, 10719, 24511, 50419, 73533, 76621, 151257, 220599, 229863, 453771, 661797, 689589, 1361313, 2068767, 9730867, 29192601, 87577803, 262733409]

約数ペア:

[(1, 262733409), (3, 87577803), (9, 29192601), (27, 9730867), (127, 2068767), (193, 1361313), (381, 689589), (397, 661797), (579, 453771), (1143, 229863), (1191, 220599), (1737, 151257), (3429, 76621), (3573, 73533), (5211, 50419), (10719, 24511)]