2229201

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 3760680

約数和(自身を除く): 1531479

約数列:

[1, 3, 9, 13, 27, 29, 39, 73, 81, 87, 117, 219, 261, 351, 377, 657, 783, 949, 1053, 1131, 1971, 2117, 2349, 2847, 3393, 5913, 6351, 8541, 10179, 19053, 25623, 27521, 30537, 57159, 76869, 82563, 171477, 247689, 743067, 2229201]

約数ペア:

[(1, 2229201), (3, 743067), (9, 247689), (13, 171477), (27, 82563), (29, 76869), (39, 57159), (73, 30537), (81, 27521), (87, 25623), (117, 19053), (219, 10179), (261, 8541), (351, 6351), (377, 5913), (657, 3393), (783, 2847), (949, 2349), (1053, 2117), (1131, 1971)]