278314729904

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{424260259}}^1$

素因数の和:424260308

約数の個数: 20

約数和(自身を含む): 552386858520

約数和(自身を除く): 274072128616

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 424260259, 848520518, 1697041036, 3394082072, 6788164144, 17394670619, 34789341238, 69578682476, 139157364952, 278314729904]

約数ペア:

[(1, 278314729904), (2, 139157364952), (4, 69578682476), (8, 34789341238), (16, 17394670619), (41, 6788164144), (82, 3394082072), (164, 1697041036), (328, 848520518), (656, 424260259)]