257652018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{1553}}^1$

素因数の和:2283

約数の個数: 48

約数和(自身を含む): 602423640

約数和(自身を除く): 344771622

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 709, 1418, 1553, 2127, 3106, 4254, 4659, 6381, 9217, 9318, 12762, 13977, 18434, 20189, 27651, 27954, 40378, 55302, 60567, 82953, 121134, 165906, 181701, 363402, 1101077, 2202154, 3303231, 6606462, 9909693, 14314001, 19819386, 28628002, 42942003, 85884006, 128826009, 257652018]

約数ペア:

[(1, 257652018), (2, 128826009), (3, 85884006), (6, 42942003), (9, 28628002), (13, 19819386), (18, 14314001), (26, 9909693), (39, 6606462), (78, 3303231), (117, 2202154), (234, 1101077), (709, 363402), (1418, 181701), (1553, 165906), (2127, 121134), (3106, 82953), (4254, 60567), (4659, 55302), (6381, 40378), (9217, 27954), (9318, 27651), (12762, 20189), (13977, 18434)]