228121569

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 382905600

約数和(自身を除く): 154784031

約数列:

[1, 3, 9, 13, 27, 29, 39, 73, 87, 117, 219, 261, 307, 351, 377, 657, 783, 921, 949, 1131, 1971, 2117, 2763, 2847, 3393, 3991, 6351, 8289, 8541, 8903, 10179, 11973, 19053, 22411, 25623, 26709, 27521, 35919, 57159, 67233, 80127, 82563, 107757, 115739, 201699, 240381, 247689, 291343, 347217, 605097, 649919, 743067, 874029, 1041651, 1949757, 2622087, 3124953, 5849271, 7866261, 8448947, 17547813, 25346841, 76040523, 228121569]

約数ペア:

[(1, 228121569), (3, 76040523), (9, 25346841), (13, 17547813), (27, 8448947), (29, 7866261), (39, 5849271), (73, 3124953), (87, 2622087), (117, 1949757), (219, 1041651), (261, 874029), (307, 743067), (351, 649919), (377, 605097), (657, 347217), (783, 291343), (921, 247689), (949, 240381), (1131, 201699), (1971, 115739), (2117, 107757), (2763, 82563), (2847, 80127), (3393, 67233), (3991, 57159), (6351, 35919), (8289, 27521), (8541, 26709), (8903, 25623), (10179, 22411), (11973, 19053)]