289262094

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{61729}}^1$

素因数の和:61816

約数の個数: 32

約数和(自身を含む): 640016640

約数和(自身を除く): 350754546

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 61729, 123458, 185187, 370374, 679019, 1358038, 2037057, 4074114, 4382759, 8765518, 13148277, 26296554, 48210349, 96420698, 144631047, 289262094]

約数ペア:

[(1, 289262094), (2, 144631047), (3, 96420698), (6, 48210349), (11, 26296554), (22, 13148277), (33, 8765518), (66, 4382759), (71, 4074114), (142, 2037057), (213, 1358038), (426, 679019), (781, 370374), (1562, 185187), (2343, 123458), (4686, 61729)]