161331216

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{25657}}^1$

素因数の和:25799

約数の個数: 40

約数和(自身を含む): 419970144

約数和(自身を除く): 258638928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 6288, 25657, 51314, 76971, 102628, 153942, 205256, 307884, 410512, 615768, 1231536, 3361067, 6722134, 10083201, 13444268, 20166402, 26888536, 40332804, 53777072, 80665608, 161331216]

約数ペア:

[(1, 161331216), (2, 80665608), (3, 53777072), (4, 40332804), (6, 26888536), (8, 20166402), (12, 13444268), (16, 10083201), (24, 6722134), (48, 3361067), (131, 1231536), (262, 615768), (393, 410512), (524, 307884), (786, 205256), (1048, 153942), (1572, 102628), (2096, 76971), (3144, 51314), (6288, 25657)]