12821396

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 27439104

約数和(自身を除く): 14617708

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 463, 602, 644, 926, 989, 1204, 1852, 1978, 3241, 3956, 6482, 6923, 10649, 12964, 13846, 19909, 21298, 27692, 39818, 42596, 74543, 79636, 139363, 149086, 278726, 298172, 457907, 557452, 915814, 1831628, 3205349, 6410698, 12821396]

約数ペア:

[(1, 12821396), (2, 6410698), (4, 3205349), (7, 1831628), (14, 915814), (23, 557452), (28, 457907), (43, 298172), (46, 278726), (86, 149086), (92, 139363), (161, 79636), (172, 74543), (301, 42596), (322, 39818), (463, 27692), (602, 21298), (644, 19909), (926, 13846), (989, 12964), (1204, 10649), (1852, 6923), (1978, 6482), (3241, 3956)]