39944212

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 90091008

約数和(自身を除く): 50146796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 97, 98, 154, 191, 194, 196, 308, 382, 388, 539, 679, 764, 1067, 1078, 1337, 1358, 2101, 2134, 2156, 2674, 2716, 4202, 4268, 4753, 5348, 7469, 8404, 9359, 9506, 14707, 14938, 18527, 18718, 19012, 29414, 29876, 37054, 37436, 52283, 58828, 74108, 102949, 104566, 129689, 203797, 205898, 209132, 259378, 407594, 411796, 518756, 815188, 907823, 1426579, 1815646, 2853158, 3631292, 5706316, 9986053, 19972106, 39944212]

約数ペア:

[(1, 39944212), (2, 19972106), (4, 9986053), (7, 5706316), (11, 3631292), (14, 2853158), (22, 1815646), (28, 1426579), (44, 907823), (49, 815188), (77, 518756), (97, 411796), (98, 407594), (154, 259378), (191, 209132), (194, 205898), (196, 203797), (308, 129689), (382, 104566), (388, 102949), (539, 74108), (679, 58828), (764, 52283), (1067, 37436), (1078, 37054), (1337, 29876), (1358, 29414), (2101, 19012), (2134, 18718), (2156, 18527), (2674, 14938), (2716, 14707), (4202, 9506), (4268, 9359), (4753, 8404), (5348, 7469)]