187157331

素因数分解:

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

素因数の和:720

約数の個数: 32

約数和(自身を含む): 283162880

約数和(自身を除く): 96005549

約数列:

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

約数ペア:

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