218675912

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2161}}^1$

素因数の和:2326

約数の個数: 64

約数和(自身を含む): 508502400

約数和(自身を除く): 289826488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 364, 556, 728, 973, 1112, 1807, 1946, 2161, 3614, 3892, 4322, 7228, 7784, 8644, 12649, 14456, 15127, 17288, 25298, 28093, 30254, 50596, 56186, 60508, 101192, 112372, 121016, 196651, 224744, 300379, 393302, 600758, 786604, 1201516, 1573208, 2102653, 2403032, 3904927, 4205306, 7809854, 8410612, 15619708, 16821224, 27334489, 31239416, 54668978, 109337956, 218675912]

約数ペア:

[(1, 218675912), (2, 109337956), (4, 54668978), (7, 31239416), (8, 27334489), (13, 16821224), (14, 15619708), (26, 8410612), (28, 7809854), (52, 4205306), (56, 3904927), (91, 2403032), (104, 2102653), (139, 1573208), (182, 1201516), (278, 786604), (364, 600758), (556, 393302), (728, 300379), (973, 224744), (1112, 196651), (1807, 121016), (1946, 112372), (2161, 101192), (3614, 60508), (3892, 56186), (4322, 50596), (7228, 30254), (7784, 28093), (8644, 25298), (12649, 17288), (14456, 15127)]