155979404

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{367}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 320990208

約数和(自身を除く): 165010804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 353, 367, 602, 706, 734, 1204, 1412, 1468, 2471, 2569, 4942, 5138, 9884, 10276, 15179, 15781, 30358, 31562, 60716, 63124, 106253, 110467, 129551, 212506, 220934, 259102, 425012, 441868, 518204, 906857, 1813714, 3627428, 5570693, 11141386, 22282772, 38994851, 77989702, 155979404]

約数ペア:

[(1, 155979404), (2, 77989702), (4, 38994851), (7, 22282772), (14, 11141386), (28, 5570693), (43, 3627428), (86, 1813714), (172, 906857), (301, 518204), (353, 441868), (367, 425012), (602, 259102), (706, 220934), (734, 212506), (1204, 129551), (1412, 110467), (1468, 106253), (2471, 63124), (2569, 60716), (4942, 31562), (5138, 30358), (9884, 15781), (10276, 15179)]