81721821492

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{14458921}}^1$

素因数の和:14459088

約数の個数: 36

約数和(自身を含む): 207890380516

約数和(自身を除く): 126168559024

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5652, 14458921, 28917842, 43376763, 57835684, 86753526, 130130289, 173507052, 260260578, 520521156, 2270050597, 4540101194, 6810151791, 9080202388, 13620303582, 20430455373, 27240607164, 40860910746, 81721821492]

約数ペア:

[(1, 81721821492), (2, 40860910746), (3, 27240607164), (4, 20430455373), (6, 13620303582), (9, 9080202388), (12, 6810151791), (18, 4540101194), (36, 2270050597), (157, 520521156), (314, 260260578), (471, 173507052), (628, 130130289), (942, 86753526), (1413, 57835684), (1884, 43376763), (2826, 28917842), (5652, 14458921)]