253408872

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{16421}}^1$

素因数の和:17073

約数の個数: 32

約数和(自身を含む): 634546080

約数和(自身を除く): 381137208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1929, 2572, 3858, 5144, 7716, 15432, 16421, 32842, 49263, 65684, 98526, 131368, 197052, 394104, 10558703, 21117406, 31676109, 42234812, 63352218, 84469624, 126704436, 253408872]

約数ペア:

[(1, 253408872), (2, 126704436), (3, 84469624), (4, 63352218), (6, 42234812), (8, 31676109), (12, 21117406), (24, 10558703), (643, 394104), (1286, 197052), (1929, 131368), (2572, 98526), (3858, 65684), (5144, 49263), (7716, 32842), (15432, 16421)]