249130256

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{112019}}^1$

素因数の和:112166

約数の個数: 20

約数和(自身を含む): 486166800

約数和(自身を除く): 237036544

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 112019, 224038, 448076, 896152, 1792304, 15570641, 31141282, 62282564, 124565128, 249130256]

約数ペア:

[(1, 249130256), (2, 124565128), (4, 62282564), (8, 31141282), (16, 15570641), (139, 1792304), (278, 896152), (556, 448076), (1112, 224038), (2224, 112019)]