561471993

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 856567712

約数和(自身を除く): 295095719

約数列:

[1, 3, 9, 27, 67, 81, 201, 307, 337, 603, 921, 1011, 1809, 2763, 3033, 5427, 8289, 9099, 20569, 22579, 24867, 27297, 61707, 67737, 103459, 185121, 203211, 310377, 555363, 609633, 931131, 1666089, 1828899, 2793393, 6931753, 8380179, 20795259, 62385777, 187157331, 561471993]

約数ペア:

[(1, 561471993), (3, 187157331), (9, 62385777), (27, 20795259), (67, 8380179), (81, 6931753), (201, 2793393), (307, 1828899), (337, 1666089), (603, 931131), (921, 609633), (1011, 555363), (1809, 310377), (2763, 203211), (3033, 185121), (5427, 103459), (8289, 67737), (9099, 61707), (20569, 27297), (22579, 24867)]