257641184

素因数分解:

$2^5\times {\mathrm{1619}}^1\times {\mathrm{4973}}^1$

素因数の和:6602

約数の個数: 24

約数和(自身を含む): 507646440

約数和(自身を除く): 250005256

約数列:

[1, 2, 4, 8, 16, 32, 1619, 3238, 4973, 6476, 9946, 12952, 19892, 25904, 39784, 51808, 79568, 159136, 8051287, 16102574, 32205148, 64410296, 128820592, 257641184]

約数ペア:

[(1, 257641184), (2, 128820592), (4, 64410296), (8, 32205148), (16, 16102574), (32, 8051287), (1619, 159136), (3238, 79568), (4973, 51808), (6476, 39784), (9946, 25904), (12952, 19892)]