409157072

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{162881}}^1$

素因数の和:163046

約数の個数: 20

約数和(自身を含む): 797796036

約数和(自身を除く): 388638964

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 162881, 325762, 651524, 1303048, 2606096, 25572317, 51144634, 102289268, 204578536, 409157072]

約数ペア:

[(1, 409157072), (2, 204578536), (4, 102289268), (8, 51144634), (16, 25572317), (157, 2606096), (314, 1303048), (628, 651524), (1256, 325762), (2512, 162881)]