397488904

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{5987}}^1$

素因数の和:6229

約数の個数: 32

約数和(自身を含む): 766703520

約数和(自身を除く): 369214616

約数列:

[1, 2, 4, 8, 43, 86, 172, 193, 344, 386, 772, 1544, 5987, 8299, 11974, 16598, 23948, 33196, 47896, 66392, 257441, 514882, 1029764, 1155491, 2059528, 2310982, 4621964, 9243928, 49686113, 99372226, 198744452, 397488904]

約数ペア:

[(1, 397488904), (2, 198744452), (4, 99372226), (8, 49686113), (43, 9243928), (86, 4621964), (172, 2310982), (193, 2059528), (344, 1155491), (386, 1029764), (772, 514882), (1544, 257441), (5987, 66392), (8299, 47896), (11974, 33196), (16598, 23948)]