203439278

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2099}}^1$

素因数の和:2181

約数の個数: 48

約数和(自身を含む): 379209600

約数和(自身を除く): 175770322

約数列:

[1, 2, 7, 14, 23, 43, 46, 49, 86, 98, 161, 301, 322, 602, 989, 1127, 1978, 2099, 2107, 2254, 4198, 4214, 6923, 13846, 14693, 29386, 48277, 48461, 90257, 96554, 96922, 102851, 180514, 205702, 337939, 631799, 675878, 1263598, 2075911, 2365573, 4151822, 4422593, 4731146, 8845186, 14531377, 29062754, 101719639, 203439278]

約数ペア:

[(1, 203439278), (2, 101719639), (7, 29062754), (14, 14531377), (23, 8845186), (43, 4731146), (46, 4422593), (49, 4151822), (86, 2365573), (98, 2075911), (161, 1263598), (301, 675878), (322, 631799), (602, 337939), (989, 205702), (1127, 180514), (1978, 102851), (2099, 96922), (2107, 96554), (2254, 90257), (4198, 48461), (4214, 48277), (6923, 29386), (13846, 14693)]