397487856

素因数分解:

$2^4\times 3^1\times {\mathrm{311}}^1\times {\mathrm{26627}}^1$

素因数の和:26949

約数の個数: 40

約数和(自身を含む): 1030184064

約数和(自身を除く): 632696208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 311, 622, 933, 1244, 1866, 2488, 3732, 4976, 7464, 14928, 26627, 53254, 79881, 106508, 159762, 213016, 319524, 426032, 639048, 1278096, 8280997, 16561994, 24842991, 33123988, 49685982, 66247976, 99371964, 132495952, 198743928, 397487856]

約数ペア:

[(1, 397487856), (2, 198743928), (3, 132495952), (4, 99371964), (6, 66247976), (8, 49685982), (12, 33123988), (16, 24842991), (24, 16561994), (48, 8280997), (311, 1278096), (622, 639048), (933, 426032), (1244, 319524), (1866, 213016), (2488, 159762), (3732, 106508), (4976, 79881), (7464, 53254), (14928, 26627)]