1287592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 2613600

約数和(自身を除く): 1326008

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 197, 344, 394, 788, 817, 1576, 1634, 3268, 3743, 6536, 7486, 8471, 14972, 16942, 29944, 33884, 67768, 160949, 321898, 643796, 1287592]

約数ペア:

[(1, 1287592), (2, 643796), (4, 321898), (8, 160949), (19, 67768), (38, 33884), (43, 29944), (76, 16942), (86, 14972), (152, 8471), (172, 7486), (197, 6536), (344, 3743), (394, 3268), (788, 1634), (817, 1576)]