255213392

素因数分解:

$2^4\times 7^1\times {\mathrm{2278691}}^1$

素因数の和:2278706

約数の個数: 20

約数和(自身を含む): 565115616

約数和(自身を除く): 309902224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2278691, 4557382, 9114764, 15950837, 18229528, 31901674, 36459056, 63803348, 127606696, 255213392]

約数ペア:

[(1, 255213392), (2, 127606696), (4, 63803348), (7, 36459056), (8, 31901674), (14, 18229528), (16, 15950837), (28, 9114764), (56, 4557382), (112, 2278691)]