155451835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2029}}^1$

素因数の和:2251

約数の個数: 32

約数和(自身を含む): 233856000

約数和(自身を除く): 78404165

約数列:

[1, 5, 7, 11, 35, 55, 77, 199, 385, 995, 1393, 2029, 2189, 6965, 10145, 10945, 14203, 15323, 22319, 71015, 76615, 111595, 156233, 403771, 781165, 2018855, 2826397, 4441481, 14131985, 22207405, 31090367, 155451835]

約数ペア:

[(1, 155451835), (5, 31090367), (7, 22207405), (11, 14131985), (35, 4441481), (55, 2826397), (77, 2018855), (199, 781165), (385, 403771), (995, 156233), (1393, 111595), (2029, 76615), (2189, 71015), (6965, 22319), (10145, 15323), (10945, 14203)]