181761188

素因数分解:

$2^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{967}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 374035200

約数和(自身を除く): 192274012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 343, 548, 686, 959, 967, 1372, 1918, 1934, 3836, 3868, 6713, 6769, 13426, 13538, 26852, 27076, 46991, 47383, 93982, 94766, 132479, 187964, 189532, 264958, 331681, 529916, 663362, 927353, 1326724, 1854706, 3709412, 6491471, 12982942, 25965884, 45440297, 90880594, 181761188]

約数ペア:

[(1, 181761188), (2, 90880594), (4, 45440297), (7, 25965884), (14, 12982942), (28, 6491471), (49, 3709412), (98, 1854706), (137, 1326724), (196, 927353), (274, 663362), (343, 529916), (548, 331681), (686, 264958), (959, 189532), (967, 187964), (1372, 132479), (1918, 94766), (1934, 93982), (3836, 47383), (3868, 46991), (6713, 27076), (6769, 26852), (13426, 13538)]