38728228

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 91699776

約数和(自身を除く): 52971548

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 71, 77, 92, 98, 121, 142, 154, 161, 196, 242, 253, 284, 308, 322, 484, 497, 506, 539, 644, 781, 847, 994, 1012, 1078, 1127, 1562, 1633, 1694, 1771, 1988, 2156, 2254, 2783, 3124, 3266, 3388, 3479, 3542, 4508, 5467, 5566, 5929, 6532, 6958, 7084, 8591, 10934, 11132, 11431, 11858, 12397, 13916, 17182, 17963, 19481, 21868, 22862, 23716, 24794, 34364, 35926, 38269, 38962, 45724, 49588, 60137, 71852, 76538, 77924, 80017, 120274, 125741, 136367, 153076, 160034, 197593, 240548, 251482, 272734, 320068, 395186, 420959, 502964, 545468, 790372, 841918, 880187, 1383151, 1683836, 1760374, 2766302, 3520748, 5532604, 9682057, 19364114, 38728228]

約数ペア:

[(1, 38728228), (2, 19364114), (4, 9682057), (7, 5532604), (11, 3520748), (14, 2766302), (22, 1760374), (23, 1683836), (28, 1383151), (44, 880187), (46, 841918), (49, 790372), (71, 545468), (77, 502964), (92, 420959), (98, 395186), (121, 320068), (142, 272734), (154, 251482), (161, 240548), (196, 197593), (242, 160034), (253, 153076), (284, 136367), (308, 125741), (322, 120274), (484, 80017), (497, 77924), (506, 76538), (539, 71852), (644, 60137), (781, 49588), (847, 45724), (994, 38962), (1012, 38269), (1078, 35926), (1127, 34364), (1562, 24794), (1633, 23716), (1694, 22862), (1771, 21868), (1988, 19481), (2156, 17963), (2254, 17182), (2783, 13916), (3124, 12397), (3266, 11858), (3388, 11431), (3479, 11132), (3542, 10934), (4508, 8591), (5467, 7084), (5566, 6958), (5929, 6532)]