257992588

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{196043}}^1$

素因数の和:196101

約数の個数: 24

約数和(自身を含む): 526966272

約数和(自身を除く): 268973684

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 196043, 392086, 784172, 1372301, 2744602, 5489204, 9214021, 18428042, 36856084, 64498147, 128996294, 257992588]

約数ペア:

[(1, 257992588), (2, 128996294), (4, 64498147), (7, 36856084), (14, 18428042), (28, 9214021), (47, 5489204), (94, 2744602), (188, 1372301), (329, 784172), (658, 392086), (1316, 196043)]