28480428

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{5039}}^1$

素因数の和:5206

約数の個数: 36

約数和(自身を含む): 72465120

約数和(自身を除く): 43984692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5039, 5652, 10078, 15117, 20156, 30234, 45351, 60468, 90702, 181404, 791123, 1582246, 2373369, 3164492, 4746738, 7120107, 9493476, 14240214, 28480428]

約数ペア:

[(1, 28480428), (2, 14240214), (3, 9493476), (4, 7120107), (6, 4746738), (9, 3164492), (12, 2373369), (18, 1582246), (36, 791123), (157, 181404), (314, 90702), (471, 60468), (628, 45351), (942, 30234), (1413, 20156), (1884, 15117), (2826, 10078), (5039, 5652)]