3949761712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311299}}^1$

素因数の和:311381

約数の個数: 40

約数和(自身を含む): 8376460400

約数和(自身を除く): 4426698688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 311299, 622598, 1245196, 2490392, 4046887, 4980784, 8093774, 16187548, 18989239, 32375096, 37978478, 64750192, 75956956, 151913912, 246860107, 303827824, 493720214, 987440428, 1974880856, 3949761712]

約数ペア:

[(1, 3949761712), (2, 1974880856), (4, 987440428), (8, 493720214), (13, 303827824), (16, 246860107), (26, 151913912), (52, 75956956), (61, 64750192), (104, 37978478), (122, 32375096), (208, 18989239), (244, 16187548), (488, 8093774), (793, 4980784), (976, 4046887), (1586, 2490392), (3172, 1245196), (6344, 622598), (12688, 311299)]